Extension Spring: OD 2 in, FL 7 in, Music WireStandard Extension Series (inch)Selection to Match Your Needs Lee Spring LE 177P 04 M is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 2-inch outside diameter (50.8 mm) with 1.646-inch loop inside diameter (41.81 mm) and extends from a free length of 7 inch (177.8 mm) to a maximum extended length of 13.557 inch (344.35 mm). Made from Music Wire with a 0.177-inch wire diameter (4.5 mm), the spring delivers a spring rate of 12.9 lb/inch (2.259 N/mm) through its 18.1 total coils with an initial tension of 8.37 lb (37.232 N). The spring supports a maximum load of 92.95 lb (413.462 N) at full extension with a body length of 3.708 inch (94.18 mm). The spring features Random loop position and Zinc Plate and Bake per ASTM B633 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 267501
Product
Extension OD 2 in, Length 7 in, Music Wire
Product
Extension OD 50.8 mm, Length 177.8 mm, Music Wire
Part Number
LE 177P 04 M
Series
Standard Extension Series (inch)
Outside Diameter (inch)
2
Outside Diameter (cm)
5.08
Outside Diameter (mm)
50.8
Wire Diameter (inch)
0.177
Wire Diameter (cm)
0.45
Wire Diameter (mm)
4.5
Max Load (gm)
42162.1
Max Load (lb)
92.95
Max Load (kg)
42.1621
Max Load (N)
413.462
Rate (gm/cm) 2304
Rate (gm/mm) 230.4
Rate (kg/cm) 2.304
Rate (kg/mm) 0.2304
Rate (lb/in) 12.9
Rate (N/cm) 22.59
Rate (N/mm) 2.259
Max Extended Length (cm) 34.435
Max Extended Length (in) 13.557
Max Extended Length (mm)
344.35
Initial Tension (gm)
3796.6
Initial Tension (kg):
3.7966
Initial Tension (lb)
8.37
Initial Tension (N)
37.232
Free Length (cm)
17.78
Free Length (inch) 7
Free Length (mm) 177.8
Material Music Wire
Loop Inside Diameter (cm) 4.181
Loop Inside Diameter (in) 1.646
Loop Inside Diameter (mm) 41.81
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Zinc Plate and Bake per ASTM B633
0.177
2
0.055
7
0.093
18.1
8.37
1.674
12.9
1.29
13.557
92.95
0.177
3.708
Random
2
0.055
7
0.093
18.1
8.37
1.674
12.9
1.29
13.557
92.95
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| Quantity | Price |
|---|---|
| 1 - 19 | $31.870 |
| 20 - 49 | $22.810 |
| 50 - 99 | $17.140 |
| 100 - 199 | $13.420 |
| 200 - 299 | $10.384 |
| 300 - 399 | $9.245 |
| 400 - 499 | $8.222 |
| 500 - 599 | $7.311 |
| 600 - 699 | $6.516 |
| 700 - 799 | $5.834 |
| 800 - 899 | $5.265 |
| 900 - 999 | $4.808 |
| 1000 | $4.467 |
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