
Extension springs absorb and store energy as well as create a resistance to a pulling force. Extension Springs are attached at both ends to other components. When these components move apart, the extension spring will pull components together again. Learn more about Extension Springs and How to Measure an Extension Spring.
EI 011B 06 M 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.028            | 
                                                                                        0.011            | 
                                                                                        0.28            | 
                                                                                        362.9            | 
                                                                                        0.3629            | 
                                                                                        0.8            | 
                                                                                        3.559            | 
                                                                                        107            | 
                                                                                        10.7            | 
                                                                                        0.107            | 
                                                                                        0.0107            | 
                                                                                        0.6            | 
                                                                                        1.05            | 
                                                                                        0.105            | 
                                                                                        5.321            | 
                                                                                        2.095            | 
                                                                                        53.21            | 
                                                                                        31.8            | 
                                                                                        0.0318            | 
                                                                                        0.07            | 
                                                                                        0.311            | 
                                                                                        2.223            | 
                                                                                        0.875            | 
                                                                                        22.23            | 
                                                                                        
                              MW
                                        | 
              
EI 010B 03 S316 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        169.6            | 
                                                                                        0.1696            | 
                                                                                        0.374            | 
                                                                                        1.664            | 
                                                                                        113            | 
                                                                                        11.3            | 
                                                                                        0.113            | 
                                                                                        0.0113            | 
                                                                                        0.63            | 
                                                                                        1.1            | 
                                                                                        0.11            | 
                                                                                        2.609            | 
                                                                                        1.027            | 
                                                                                        26.09            | 
                                                                                        18.9            | 
                                                                                        0.0189            | 
                                                                                        0.0416            | 
                                                                                        0.185            | 
                                                                                        1.27            | 
                                                                                        0.5            | 
                                                                                        12.7            | 
                                                                                        
                              SS 316
                                        | 
              
EI 011B 06 S 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.028            | 
                                                                                        0.011            | 
                                                                                        0.28            | 
                                                                                        302.3            | 
                                                                                        0.3023            | 
                                                                                        0.6664            | 
                                                                                        2.964            | 
                                                                                        89            | 
                                                                                        8.9            | 
                                                                                        0.089            | 
                                                                                        0.0089            | 
                                                                                        0.5            | 
                                                                                        0.88            | 
                                                                                        0.088            | 
                                                                                        5.321            | 
                                                                                        2.095            | 
                                                                                        53.21            | 
                                                                                        26.4            | 
                                                                                        0.0264            | 
                                                                                        0.0583            | 
                                                                                        0.259            | 
                                                                                        2.223            | 
                                                                                        0.875            | 
                                                                                        22.23            | 
                                                                                        
                              SS
                                        | 
              
EI 011B 06 S316 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.028            | 
                                                                                        0.011            | 
                                                                                        0.28            | 
                                                                                        226.3            | 
                                                                                        0.2263            | 
                                                                                        0.499            | 
                                                                                        2.22            | 
                                                                                        89            | 
                                                                                        8.9            | 
                                                                                        0.089            | 
                                                                                        0.0089            | 
                                                                                        0.5            | 
                                                                                        0.88            | 
                                                                                        0.088            | 
                                                                                        4.46            | 
                                                                                        1.756            | 
                                                                                        44.6            | 
                                                                                        26.4            | 
                                                                                        0.0264            | 
                                                                                        0.0583            | 
                                                                                        0.259            | 
                                                                                        2.223            | 
                                                                                        0.875            | 
                                                                                        22.23            | 
                                                                                        
                              SS 316
                                        | 
              
EI 011B 07 M 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.028            | 
                                                                                        0.011            | 
                                                                                        0.28            | 
                                                                                        362.9            | 
                                                                                        0.3629            | 
                                                                                        0.8            | 
                                                                                        3.559            | 
                                                                                        92            | 
                                                                                        9.2            | 
                                                                                        0.092            | 
                                                                                        0.0092            | 
                                                                                        0.517            | 
                                                                                        0.91            | 
                                                                                        0.091            | 
                                                                                        6.096            | 
                                                                                        2.4            | 
                                                                                        60.96            | 
                                                                                        31.8            | 
                                                                                        0.0318            | 
                                                                                        0.07            | 
                                                                                        0.311            | 
                                                                                        2.54            | 
                                                                                        1            | 
                                                                                        25.4            | 
                                                                                        
                              MW
                                        | 
              
EI 011B 07 S 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.028            | 
                                                                                        0.011            | 
                                                                                        0.28            | 
                                                                                        302.3            | 
                                                                                        0.3023            | 
                                                                                        0.6664            | 
                                                                                        2.964            | 
                                                                                        77            | 
                                                                                        7.7            | 
                                                                                        0.077            | 
                                                                                        0.0077            | 
                                                                                        0.43            | 
                                                                                        0.75            | 
                                                                                        0.075            | 
                                                                                        6.096            | 
                                                                                        2.4            | 
                                                                                        60.96            | 
                                                                                        26.4            | 
                                                                                        0.0264            | 
                                                                                        0.0583            | 
                                                                                        0.259            | 
                                                                                        2.54            | 
                                                                                        1            | 
                                                                                        25.4            | 
                                                                                        
                              SS
                                        | 
              
EI 011B 07 S316 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.028            | 
                                                                                        0.011            | 
                                                                                        0.28            | 
                                                                                        226.3            | 
                                                                                        0.2263            | 
                                                                                        0.499            | 
                                                                                        2.22            | 
                                                                                        77            | 
                                                                                        7.7            | 
                                                                                        0.077            | 
                                                                                        0.0077            | 
                                                                                        0.43            | 
                                                                                        0.75            | 
                                                                                        0.075            | 
                                                                                        5.141            | 
                                                                                        2.024            | 
                                                                                        51.41            | 
                                                                                        26.4            | 
                                                                                        0.0264            | 
                                                                                        0.0583            | 
                                                                                        0.259            | 
                                                                                        2.54            | 
                                                                                        1            | 
                                                                                        25.4            | 
                                                                                        
                              SS 316
                                        | 
              
EI 010B 03 S 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        226.7            | 
                                                                                        0.2267            | 
                                                                                        0.4998            | 
                                                                                        2.223            | 
                                                                                        113            | 
                                                                                        11.3            | 
                                                                                        0.113            | 
                                                                                        0.0113            | 
                                                                                        0.63            | 
                                                                                        1.1            | 
                                                                                        0.11            | 
                                                                                        3.099            | 
                                                                                        1.22            | 
                                                                                        30.99            | 
                                                                                        18.9            | 
                                                                                        0.0189            | 
                                                                                        0.0416            | 
                                                                                        0.185            | 
                                                                                        1.27            | 
                                                                                        0.5            | 
                                                                                        12.7            | 
                                                                                        
                              SS
                                        | 
              
EI 010B 03 M 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        272.2            | 
                                                                                        0.2722            | 
                                                                                        0.6            | 
                                                                                        2.669            | 
                                                                                        136            | 
                                                                                        13.6            | 
                                                                                        0.136            | 
                                                                                        0.0136            | 
                                                                                        0.76            | 
                                                                                        1.33            | 
                                                                                        0.133            | 
                                                                                        3.099            | 
                                                                                        1.22            | 
                                                                                        30.99            | 
                                                                                        22.7            | 
                                                                                        0.0227            | 
                                                                                        0.05            | 
                                                                                        0.222            | 
                                                                                        1.27            | 
                                                                                        0.5            | 
                                                                                        12.7            | 
                                                                                        
                              MW
                                        | 
              
EI 010B 02 S316 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        169.6            | 
                                                                                        0.1696            | 
                                                                                        0.374            | 
                                                                                        1.664            | 
                                                                                        139            | 
                                                                                        13.9            | 
                                                                                        0.139            | 
                                                                                        0.0139            | 
                                                                                        0.78            | 
                                                                                        1.37            | 
                                                                                        0.137            | 
                                                                                        2.195            | 
                                                                                        0.864            | 
                                                                                        21.95            | 
                                                                                        18.9            | 
                                                                                        0.0189            | 
                                                                                        0.0416            | 
                                                                                        0.185            | 
                                                                                        1.113            | 
                                                                                        0.438            | 
                                                                                        11.13            | 
                                                                                        
                              SS 316
                                        | 
              
EI 010B 02 M 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        272.2            | 
                                                                                        0.2722            | 
                                                                                        0.6            | 
                                                                                        2.669            | 
                                                                                        168            | 
                                                                                        16.8            | 
                                                                                        0.168            | 
                                                                                        0.0168            | 
                                                                                        0.94            | 
                                                                                        1.65            | 
                                                                                        0.165            | 
                                                                                        2.611            | 
                                                                                        1.028            | 
                                                                                        26.11            | 
                                                                                        22.7            | 
                                                                                        0.0227            | 
                                                                                        0.05            | 
                                                                                        0.222            | 
                                                                                        1.113            | 
                                                                                        0.438            | 
                                                                                        11.13            | 
                                                                                        
                              MW
                                        | 
              
EI 010B 01 M 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        272.2            | 
                                                                                        0.2722            | 
                                                                                        0.6            | 
                                                                                        2.669            | 
                                                                                        214            | 
                                                                                        21.4            | 
                                                                                        0.214            | 
                                                                                        0.0214            | 
                                                                                        1.2            | 
                                                                                        2.1            | 
                                                                                        0.21            | 
                                                                                        2.121            | 
                                                                                        0.835            | 
                                                                                        21.21            | 
                                                                                        22.7            | 
                                                                                        0.0227            | 
                                                                                        0.05            | 
                                                                                        0.222            | 
                                                                                        0.953            | 
                                                                                        0.375            | 
                                                                                        9.53            | 
                                                                                        
                              MW
                                        | 
              
EI 010B 01 S 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        226.7            | 
                                                                                        0.2267            | 
                                                                                        0.4998            | 
                                                                                        2.223            | 
                                                                                        179            | 
                                                                                        17.9            | 
                                                                                        0.179            | 
                                                                                        0.0179            | 
                                                                                        1            | 
                                                                                        1.75            | 
                                                                                        0.175            | 
                                                                                        2.121            | 
                                                                                        0.835            | 
                                                                                        21.21            | 
                                                                                        18.9            | 
                                                                                        0.0189            | 
                                                                                        0.0416            | 
                                                                                        0.185            | 
                                                                                        0.953            | 
                                                                                        0.375            | 
                                                                                        9.53            | 
                                                                                        
                              SS
                                        | 
              
EI 010B 01 S316 
                             | 
                                                                                        0.239            | 
                                                                                        0.094            | 
                                                                                        2.39            | 
                                                                                        0.025            | 
                                                                                        0.01            | 
                                                                                        0.25            | 
                                                                                        169.6            | 
                                                                                        0.1696            | 
                                                                                        0.374            | 
                                                                                        1.664            | 
                                                                                        179            | 
                                                                                        17.9            | 
                                                                                        0.179            | 
                                                                                        0.0179            | 
                                                                                        1            | 
                                                                                        1.75            | 
                                                                                        0.175            | 
                                                                                        1.796            | 
                                                                                        0.707            | 
                                                                                        17.96            | 
                                                                                        18.9            | 
                                                                                        0.0189            | 
                                                                                        0.0416            | 
                                                                                        0.185            | 
                                                                                        0.953            | 
                                                                                        0.375            | 
                                                                                        9.53            | 
                                                                                        
                              SS 316
                                        | 
              
EIM030B 04 S 
                             | 
                                                                                        0.249            | 
                                                                                        0.098            | 
                                                                                        2.49            | 
                                                                                        0.03            | 
                                                                                        0.012            | 
                                                                                        0.3            | 
                                                                                        394.6            | 
                                                                                        0.3946            | 
                                                                                        0.87            | 
                                                                                        3.87            | 
                                                                                        173            | 
                                                                                        17.3            | 
                                                                                        0.173            | 
                                                                                        0.0173            | 
                                                                                        0.968            | 
                                                                                        1.7            | 
                                                                                        0.17            | 
                                                                                        3.835            | 
                                                                                        1.51            | 
                                                                                        38.35            | 
                                                                                        34            | 
                                                                                        0.034            | 
                                                                                        0.075            | 
                                                                                        0.334            | 
                                                                                        1.75            | 
                                                                                        0.689            | 
                                                                                        17.5            | 
                                                                                        
                              SS
                                        | 
              
EIM030B 06 M 
                             | 
                                                                                        0.249            | 
                                                                                        0.098            | 
                                                                                        2.49            | 
                                                                                        0.03            | 
                                                                                        0.012            | 
                                                                                        0.3            | 
                                                                                        469.9            | 
                                                                                        0.4699            | 
                                                                                        1.036            | 
                                                                                        4.608            | 
                                                                                        149            | 
                                                                                        14.9            | 
                                                                                        0.149            | 
                                                                                        0.0149            | 
                                                                                        0.836            | 
                                                                                        1.46            | 
                                                                                        0.146            | 
                                                                                        5.123            | 
                                                                                        2.017            | 
                                                                                        51.23            | 
                                                                                        40.8            | 
                                                                                        0.0408            | 
                                                                                        0.09            | 
                                                                                        0.4            | 
                                                                                        2.25            | 
                                                                                        0.886            | 
                                                                                        22.5            | 
                                                                                        
                              MW
                                        | 
              
EIM030B 05 S 
                             | 
                                                                                        0.249            | 
                                                                                        0.098            | 
                                                                                        2.49            | 
                                                                                        0.03            | 
                                                                                        0.012            | 
                                                                                        0.3            | 
                                                                                        394.6            | 
                                                                                        0.3946            | 
                                                                                        0.87            | 
                                                                                        3.87            | 
                                                                                        145            | 
                                                                                        14.5            | 
                                                                                        0.145            | 
                                                                                        0.0145            | 
                                                                                        0.81            | 
                                                                                        1.42            | 
                                                                                        0.142            | 
                                                                                        4.491            | 
                                                                                        1.768            | 
                                                                                        44.91            | 
                                                                                        34            | 
                                                                                        0.034            | 
                                                                                        0.075            | 
                                                                                        0.334            | 
                                                                                        1.999            | 
                                                                                        0.787            | 
                                                                                        19.99            | 
                                                                                        
                              SS
                                        | 
              
EIM030B 05 M 
                             | 
                                                                                        0.249            | 
                                                                                        0.098            | 
                                                                                        2.49            | 
                                                                                        0.03            | 
                                                                                        0.012            | 
                                                                                        0.3            | 
                                                                                        469.9            | 
                                                                                        0.4699            | 
                                                                                        1.036            | 
                                                                                        4.608            | 
                                                                                        174            | 
                                                                                        17.4            | 
                                                                                        0.174            | 
                                                                                        0.0174            | 
                                                                                        0.973            | 
                                                                                        1.7            | 
                                                                                        0.17            | 
                                                                                        4.47            | 
                                                                                        1.76            | 
                                                                                        44.7            | 
                                                                                        40.8            | 
                                                                                        0.0408            | 
                                                                                        0.09            | 
                                                                                        0.4            | 
                                                                                        1.999            | 
                                                                                        0.787            | 
                                                                                        19.99            | 
                                                                                        
                              MW
                                        | 
              
EIM030B 03 S 
                             | 
                                                                                        0.249            | 
                                                                                        0.098            | 
                                                                                        2.49            | 
                                                                                        0.03            | 
                                                                                        0.012            | 
                                                                                        0.3            | 
                                                                                        394.6            | 
                                                                                        0.3946            | 
                                                                                        0.87            | 
                                                                                        3.87            | 
                                                                                        215            | 
                                                                                        21.5            | 
                                                                                        0.215            | 
                                                                                        0.0215            | 
                                                                                        1.203            | 
                                                                                        2.11            | 
                                                                                        0.211            | 
                                                                                        3.178            | 
                                                                                        1.251            | 
                                                                                        31.78            | 
                                                                                        34            | 
                                                                                        0.034            | 
                                                                                        0.075            | 
                                                                                        0.334            | 
                                                                                        1.501            | 
                                                                                        0.591            | 
                                                                                        15.01            | 
                                                                                        
                              SS
                                        | 
              
EIM030B 02 S 
                             | 
                                                                                        0.249            | 
                                                                                        0.098            | 
                                                                                        2.49            | 
                                                                                        0.03            | 
                                                                                        0.012            | 
                                                                                        0.3            | 
                                                                                        394.6            | 
                                                                                        0.3946            | 
                                                                                        0.87            | 
                                                                                        3.87            | 
                                                                                        283            | 
                                                                                        28.3            | 
                                                                                        0.283            | 
                                                                                        0.0283            | 
                                                                                        1.587            | 
                                                                                        2.78            | 
                                                                                        0.278            | 
                                                                                        2.522            | 
                                                                                        0.993            | 
                                                                                        25.22            | 
                                                                                        34            | 
                                                                                        0.034            | 
                                                                                        0.075            | 
                                                                                        0.334            | 
                                                                                        1.25            | 
                                                                                        0.492            | 
                                                                                        12.5            | 
                                                                                        
                              SS
                                        | 
              
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