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Specifications

 

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Physical Dimension

mm cm

Load

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LE 037DD 10S

Cost
$0.00
$0.00
Price
$0.00
Weight
0.02 lb.
Direction of Wind
Factory Option
Ends
Standard Loops
Finish
Passivate per ASTM A967
Material
Stainless Steel
Total Coils
55.600
Published Stock Code
LE037DD10S
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
0.13
Rate (kg/cm)
0.13
Rate (lb/in)
0.75
Rate (gm/mm)
13.40
Weight per Item (lb)
0.02
Material Specification
ASTM A313
Free Length (cm)
6.985
Free Length (inch)
2.750
Free Length (mm)
69.850
Free Length - Build Spec (in)
2.75
Free Length Tolerance (cm)
0.15
Free Length Tolerance (in)
0.06
Free Length Tolerance (mm)
1.52
Free Length Tolerance - Build Spec (in)
0.06
Inside Diameter (cm)
0.88
Inside Diameter (in)
0.35
Inside Diameter (mm)
8.79
Outside Diameter (cm)
1.067
Outside Diameter (in)
0.42
Outside Diameter (mm)
10.67
Outside Diameter - Build Spec (in)
0.42
Outside Diameter Tolerance (cm)
0.03
Outside Diameter Tolerance (in)
0.01
Outside Diameter Tolerance (mm)
0.25
Outside Diameter Tolerance - Build Spec (in)
0.01
Rate (gm/cm)
134.00
Rate (kg/mm)
0.01
Rate (N/cm)
1.32
Rate - Build Spec (lb/in)
0.75
Rate Tolerance (gm/cm)
13.40
Rate Tolerance (gm/mm)
1.34
Rate Tolerance (kg/cm)
0.01
Rate Tolerance (kg/mm)
0.00
Rate Tolerance (lb/in)
0.08
Rate Tolerance (N/cm)
0.13
Rate Tolerance (N/mm)
0.01
Rate Tolerance - Build Spec (lb/in)
0.08
Total Coils - Build Spec
55.55
Wire Diameter (cm)
0.09
Wire Diameter (inch)
0.04
Wire Diameter (mm)
0.94
Wire Diameter - Build Spec (in)
0.04
Material Short Description
SS
Product Series
Standard Extension Series (inch)
Inside Diameter Tolerance (cm)
Reference
Inside Diameter Tolerance (in)
Reference
Inside Diameter Tolerance (mm)
Reference
Initial Tension - Build Spec. (lb)
0.42
Initial Tension (lb)
0.42
Initial Tension (N)
1.85
Initial Tension (kg)
0.19
Initial Tension (gm)
189.10
Initial Tension Tolerance - Build Spec. (lb)
0.08
Initial Tension Tolerance (lb)
0.08
Initial Tension Tolerance (N)
0.37
Initial Tension Tolerance (kg)
0.04
Initial Tension Tolerance (gm)
37.83
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
4.03
Max Load (lb)
4.03
Max Load (kg)
1.83
Max Load (gm)
1825.70
Max Extended Length - Build Spec. (in)
7.56
Max Extended Length (in)
7.56
Max Extended Length (mm)
191.95
Max Extended Length (cm)
19.20
Body Length - Build Spec. (in)
2.06
Body Length (in)
2.06
Body Length (mm)
52.27
Body Length (cm)
5.23
Loop Inside Diameter - Build Spec. (in)
0.35
Loop Inside Diameter (in)
0.35
Loop Inside Diameter (mm)
8.79
Loop Inside Diameter (cm)
0.88
Loop Position
Random
Loop Opening - Build Spec. (in)
0.04
Loop Opening (in)
0.04
Loop Opening (mm)
0.94
Loop Opening (cm)
0.09
Max Load (N)
17.90
Inside Diameter - Build Spec (in)
0.35
Model Code
LE

Standard Extension Series (inch)

Selection to Match Your Needs

Lee Spring LE 037DD 10S is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 0.42-inch outside diameter (10.67 mm) with 0.346-inch loop inside diameter (8.79 mm) and extends from a free length of 2.75 inch (69.85 mm) to a maximum extended length of 7.557 inch (191.95 mm). Made from Stainless Steel with a 0.037-inch wire diameter (0.94 mm), the spring delivers a spring rate of 0.751 lb/inch (0.132 N/mm) through its 55.6 total coils with an initial tension of 0.4169 lb (1.854 N). The spring supports a maximum load of 4.025 lb (17.904 N) at full extension with a body length of 2.058 inch (52.27 mm). The spring features Random loop position and Passivate per ASTM A967 finish for optimal performance.

Extension Springs: Standard Series

The Lee Spring Standard Extension Spring Series includes a wide range of size and rate combinations and in both inch and metric sizes. Standard Series springs are available in Music Wire, Type 302 Stainless Steel and Type 316 Stainless Steel. Metric Series springs are available in Music Wire and Type 302 Stainless Steel. The Music Wire springs are provided with a plating finish for light corrosion resistance. The Type 302 Stainless Steel springs are passivated, while Type 316 Stainless Steel springs are passivated and ultrasonically cleaned.

Lee Spring's Stock Extension Springs are supplied with full diameter loops (either to machine or crossover center style) at a random position with the exception of Metric Extension Springs which are specified to meet DIN Standards. Loop openings are approximately one wire diameter and the direction of wind is factory optional.

Standard Extension Series (inch) Extension Springs have useful applications in various industries, including:

  • Medical devices
  • Firearms
  • Pharmaceutical delivery devices
  • Lighting and electrical control
  • Petro-chemical processes
  • Communication devices
  • Aerospace
  • Testing and measurement equipment
  • Marine applications
  • Automotive
  • Locks and security devices
  • Precision Instruments
  • Hardware

...and many more applications

249421
Product Extension OD 0.42 in, Length 2.75 in, Stainless Steel
Product Extension OD 10.67 mm, Length 69.85 mm, Stainless Steel
Part Number LE 037DD 10S
Series Standard Extension Series (inch)
Outside Diameter (inch) 0.42
Outside Diameter (cm) 1.067
Outside Diameter (mm) 10.67
Wire Diameter (inch) 0.037
Wire Diameter (cm) 0.094
Wire Diameter (mm) 0.94
Max Load (gm) 1825.7
Max Load (lb) 4.025
Max Load (kg) 1.8257
Max Load (N) 17.904
Rate (gm/cm) 134
Rate (gm/mm) 13.4
Rate (kg/cm) 0.134
Rate (kg/mm) 0.0134
Rate (lb/in) 0.751
Rate (N/cm) 1.32
Rate (N/mm) 0.132
Max Extended Length (cm) 19.195
Max Extended Length (in) 7.557
Max Extended Length (mm) 191.95
Initial Tension (gm) 189.1
Initial Tension (kg): 0.1891
Initial Tension (lb) 0.4169
Initial Tension (N) 1.854
Free Length (cm) 6.985
Free Length (inch) 2.75
Free Length (mm) 69.85
Material Stainless Steel
Loop Inside Diameter (cm) 0.879
Loop Inside Diameter (in) 0.346
Loop Inside Diameter (mm) 8.79
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Passivate per ASTM A967
0.037 0.42 0.01 2.75 0.06 55.6 0.4169 0.0834 0.751 0.075 7.557 4.025 0.037 2.058 Random 0.42 0.01 2.75 0.06 55.6 0.4169 0.0834 0.751 0.075 7.557 4.025
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Quantity Price
1 - 19 $11.290
20 - 49 $6.950
50 - 99 $3.840
100 - 199 $2.450
200 - 299 $2.069
300 - 399 $1.942
400 - 499 $1.829
500 - 599 $1.727
600 - 699 $1.639
700 - 799 $1.562
800 - 899 $1.498
900 - 999 $1.449
1000 $1.411

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