Extension Spring: OD 1 in, FL 8 in, Music WireStandard Extension Series (inch)Selection to Match Your Needs Lee Spring LE 148J 12 M is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 1-inch outside diameter (25.4 mm) with 0.704-inch loop inside diameter (17.88 mm) and extends from a free length of 8 inch (203.2 mm) to a maximum extended length of 11.907 inch (302.44 mm). Made from Music Wire with a 0.148-inch wire diameter (3.76 mm), the spring delivers a spring rate of 26.2 lb/inch (4.588 N/mm) through its 42.6 total coils with an initial tension of 9.68 lb (43.059 N). The spring supports a maximum load of 112.05 lb (498.423 N) at full extension with a body length of 6.592 inch (167.44 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 266561
Product
Extension OD 1 in, Length 8 in, Music Wire
Product
Extension OD 25.4 mm, Length 203.2 mm, Music Wire
Part Number
LE 148J 12 M
Series
Standard Extension Series (inch)
Outside Diameter (inch)
1
Outside Diameter (cm)
2.54
Outside Diameter (mm)
25.4
Wire Diameter (inch)
0.148
Wire Diameter (cm)
0.376
Wire Diameter (mm)
3.76
Max Load (gm)
50825.9
Max Load (lb)
112.05
Max Load (kg)
50.8259
Max Load (N)
498.423
Rate (gm/cm) 4679
Rate (gm/mm) 467.9
Rate (kg/cm) 4.679
Rate (kg/mm) 0.4679
Rate (lb/in) 26.2
Rate (N/cm) 45.88
Rate (N/mm) 4.588
Max Extended Length (cm) 30.244
Max Extended Length (in) 11.907
Max Extended Length (mm)
302.44
Initial Tension (gm)
4390.8
Initial Tension (kg):
4.3908
Initial Tension (lb)
9.68
Initial Tension (N)
43.059
Free Length (cm)
20.32
Free Length (inch) 8
Free Length (mm) 203.2
Material Music Wire
Loop Inside Diameter (cm) 1.788
Loop Inside Diameter (in) 0.704
Loop Inside Diameter (mm) 17.88
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Zinc Plate and Bake per ASTM B633
0.148
1
0.02
8
0.093
42.6
9.68
1.936
26.2
2.62
11.907
112.05
0.148
6.592
Random
1
0.02
8
0.093
42.6
9.68
1.936
26.2
2.62
11.907
112.05
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| Quantity | Price |
|---|---|
| 1 - 19 | $28.410 |
| 20 - 49 | $19.700 |
| 50 - 99 | $13.900 |
| 100 - 199 | $10.600 |
| 200 - 299 | $8.390 |
| 300 - 399 | $7.574 |
| 400 - 499 | $6.843 |
| 500 - 599 | $6.194 |
| 600 - 699 | $5.625 |
| 700 - 799 | $5.138 |
| 800 - 899 | $4.735 |
| 900 - 999 | $4.409 |
| 1000 | $4.167 |
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