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Specifications

 

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Imperial/Inches Metric
Physical Dimension

mm cm

Load

N kg gm

 
 

LE 041C 03 S

Cost
$0.00
$0.00
Price
$0.00
Weight
0.00 lb.
Direction of Wind
Factory Option
Ends
Standard Loops
Finish
Passivate per ASTM A967
Material
Stainless Steel
Total Coils
18.600
Published Stock Code
LE041C03S
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
3.65
Rate (kg/cm)
3.72
Rate (lb/in)
20.83
Rate (gm/mm)
372.00
Weight per Item (lb)
0.01
Material Specification
ASTM A313
Free Length (cm)
2.858
Free Length (inch)
1.125
Free Length (mm)
28.580
Free Length - Build Spec (in)
1.13
Free Length Tolerance (cm)
0.09
Free Length Tolerance (in)
0.04
Free Length Tolerance (mm)
0.89
Free Length Tolerance - Build Spec (in)
0.04
Inside Diameter (cm)
0.43
Inside Diameter (in)
0.17
Inside Diameter (mm)
4.27
Outside Diameter (cm)
0.635
Outside Diameter (in)
0.25
Outside Diameter (mm)
6.35
Outside Diameter - Build Spec (in)
0.25
Outside Diameter Tolerance (cm)
0.01
Outside Diameter Tolerance (in)
0.01
Outside Diameter Tolerance (mm)
0.13
Outside Diameter Tolerance - Build Spec (in)
0.01
Rate (gm/cm)
3720.00
Rate (kg/mm)
0.37
Rate (N/cm)
36.48
Rate - Build Spec (lb/in)
20.83
Rate Tolerance (gm/cm)
372.00
Rate Tolerance (gm/mm)
37.20
Rate Tolerance (kg/cm)
0.37
Rate Tolerance (kg/mm)
0.04
Rate Tolerance (lb/in)
2.08
Rate Tolerance (N/cm)
3.65
Rate Tolerance (N/mm)
0.36
Rate Tolerance - Build Spec (lb/in)
2.08
Total Coils - Build Spec
18.57
Wire Diameter (cm)
0.10
Wire Diameter (inch)
0.04
Wire Diameter (mm)
1.04
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)
0.87
Initial Tension (lb)
0.87
Initial Tension (N)
3.89
Initial Tension (kg)
0.40
Initial Tension (gm)
396.70
Initial Tension Tolerance - Build Spec. (lb)
0.17
Initial Tension Tolerance (lb)
0.17
Initial Tension Tolerance (N)
0.78
Initial Tension Tolerance (kg)
0.08
Initial Tension Tolerance (gm)
79.34
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
9.75
Max Load (lb)
9.75
Max Load (kg)
4.42
Max Load (gm)
4420.80
Max Extended Length - Build Spec. (in)
1.56
Max Extended Length (in)
1.56
Max Extended Length (mm)
39.50
Max Extended Length (cm)
3.95
Body Length - Build Spec. (in)
0.79
Body Length (in)
0.79
Body Length (mm)
20.04
Body Length (cm)
2.00
Loop Inside Diameter - Build Spec. (in)
0.17
Loop Inside Diameter (in)
0.17
Loop Inside Diameter (mm)
4.27
Loop Inside Diameter (cm)
0.43
Loop Position
Random
Loop Opening - Build Spec. (in)
0.04
Loop Opening (in)
0.04
Loop Opening (mm)
1.04
Loop Opening (cm)
0.10
Max Load (N)
43.35
Inside Diameter - Build Spec (in)
0.17
Model Code
LE

Standard Extension Series (inch)

Selection to Match Your Needs

Lee Spring LE 041C 03 S is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 0.25-inch outside diameter (6.35 mm) with 0.168-inch loop inside diameter (4.27 mm) and extends from a free length of 1.125 inch (28.58 mm) to a maximum extended length of 1.555 inch (39.5 mm). Made from Stainless Steel with a 0.041-inch wire diameter (1.04 mm), the spring delivers a spring rate of 20.83 lb/inch (3.648 N/mm) through its 18.6 total coils with an initial tension of 0.8746 lb (3.89 N). The spring supports a maximum load of 9.746 lb (43.352 N) at full extension with a body length of 0.789 inch (20.04 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

250591
Product Extension OD 0.25 in, Length 1.125 in, Stainless Steel
Product Extension OD 6.35 mm, Length 28.58 mm, Stainless Steel
Part Number LE 041C 03 S
Series Standard Extension Series (inch)
Outside Diameter (inch) 0.25
Outside Diameter (cm) 0.635
Outside Diameter (mm) 6.35
Wire Diameter (inch) 0.041
Wire Diameter (cm) 0.104
Wire Diameter (mm) 1.04
Max Load (gm) 4420.8
Max Load (lb) 9.746
Max Load (kg) 4.4208
Max Load (N) 43.352
Rate (gm/cm) 3720
Rate (gm/mm) 372
Rate (kg/cm) 3.72
Rate (kg/mm) 0.372
Rate (lb/in) 20.83
Rate (N/cm) 36.48
Rate (N/mm) 3.648
Max Extended Length (cm) 3.95
Max Extended Length (in) 1.555
Max Extended Length (mm) 39.5
Initial Tension (gm) 396.7
Initial Tension (kg): 0.3967
Initial Tension (lb) 0.8746
Initial Tension (N) 3.89
Free Length (cm) 2.858
Free Length (inch) 1.125
Free Length (mm) 28.58
Material Stainless Steel
Loop Inside Diameter (cm) 0.427
Loop Inside Diameter (in) 0.168
Loop Inside Diameter (mm) 4.27
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Passivate per ASTM A967
0.041 0.25 0.005 1.125 0.035 18.6 0.8746 0.17492 20.83 2.083 1.555 9.746 0.041 0.789 Random 0.25 0.005 1.125 0.035 18.6 0.8746 0.17492 20.83 2.083 1.555 9.746
Default View
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Quantity Price
1 - 19 $8.870
20 - 49 $5.370
50 - 99 $2.840
100 - 199 $1.770
200 - 299 $1.522
300 - 399 $1.446
400 - 499 $1.379
500 - 599 $1.322
600 - 699 $1.270
700 - 799 $1.225
800 - 899 $1.189
900 - 999 $1.158
1000 $1.136

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