Extension Spring: OD 0.375 in, FL 1.375 in, Stainless SteelStandard Extension Series (inch)Selection to Match Your Needs Lee Spring LE 031D 04 S is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 0.375-inch outside diameter (9.53 mm) with 0.313-inch loop inside diameter (7.95 mm) and extends from a free length of 1.375 inch (34.93 mm) to a maximum extended length of 3.445 inch (87.5 mm). Made from Stainless Steel with a 0.031-inch wire diameter (0.79 mm), the spring delivers a spring rate of 1.25 lb/inch (0.219 N/mm) through its 22.7 total coils with an initial tension of 0.2499 lb (1.112 N). The spring supports a maximum load of 2.8322 lb (12.598 N) at full extension with a body length of 0.749 inch (19.02 mm). The spring features Random loop position and Passivate per ASTM A967 finish for optimal performance. Extension Springs: Standard SeriesThe 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:
...and many more applications 245971
Product
Extension OD 0.375 in, Length 1.375 in, Stainless Steel
Product
Extension OD 9.53 mm, Length 34.93 mm, Stainless Steel
Part Number
LE 031D 04 S
Series
Standard Extension Series (inch)
Outside Diameter (inch)
0.375
Outside Diameter (cm)
0.953
Outside Diameter (mm)
9.53
Wire Diameter (inch)
0.031
Wire Diameter (cm)
0.079
Wire Diameter (mm)
0.79
Max Load (gm)
1284.7
Max Load (lb)
2.8322
Max Load (kg)
1.2847
Max Load (N)
12.598
Rate (gm/cm) 223
Rate (gm/mm) 22.3
Rate (kg/cm) 0.223
Rate (kg/mm) 0.0223
Rate (lb/in) 1.25
Rate (N/cm) 2.19
Rate (N/mm) 0.219
Max Extended Length (cm) 8.75
Max Extended Length (in) 3.445
Max Extended Length (mm)
87.5
Initial Tension (gm)
113.4
Initial Tension (kg):
0.1134
Initial Tension (lb)
0.2499
Initial Tension (N)
1.112
Free Length (cm)
3.493
Free Length (inch) 1.375
Free Length (mm) 34.93
Material Stainless Steel
Loop Inside Diameter (cm) 0.795
Loop Inside Diameter (in) 0.313
Loop Inside Diameter (mm) 7.95
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Passivate per ASTM A967
0.031
0.375
0.01
1.375
0.035
22.7
0.2499
0.04998
1.25
0.125
3.445
2.8322
0.031
0.749
Random
0.375
0.01
1.375
0.035
22.7
0.2499
0.04998
1.25
0.125
3.445
2.8322
|
| Quantity | Price |
|---|---|
| 1 - 19 | $8.310 |
| 20 - 49 | $5.040 |
| 50 - 99 | $2.610 |
| 100 - 199 | $1.590 |
| 200 - 299 | $1.389 |
| 300 - 399 | $1.329 |
| 400 - 499 | $1.272 |
| 500 - 599 | $1.224 |
| 600 - 699 | $1.182 |
| 700 - 799 | $1.142 |
| 800 - 899 | $1.114 |
| 900 - 999 | $1.090 |
| 1000 | $1.067 |
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