Extension Spring: OD 0.5 in, FL 2.75 in, Music WireStandard Extension Series (inch)Selection to Match Your Needs Lee Spring LE 069E 07 M is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 0.5-inch outside diameter (12.7 mm) with 0.362-inch loop inside diameter (9.19 mm) and extends from a free length of 2.75 inch (69.85 mm) to a maximum extended length of 4.186 inch (106.32 mm). Made from Music Wire with a 0.069-inch wire diameter (1.75 mm), the spring delivers a spring rate of 14.97 lb/inch (2.622 N/mm) through its 28.4 total coils with an initial tension of 4 lb (17.793 N). The spring supports a maximum load of 25.5 lb (113.43 N) at full extension with a body length of 2.026 inch (51.46 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 260861
Product
Extension OD 0.5 in, Length 2.75 in, Music Wire
Product
Extension OD 12.7 mm, Length 69.85 mm, Music Wire
Part Number
LE 069E 07 M
Series
Standard Extension Series (inch)
Outside Diameter (inch)
0.5
Outside Diameter (cm)
1.27
Outside Diameter (mm)
12.7
Wire Diameter (inch)
0.069
Wire Diameter (cm)
0.175
Wire Diameter (mm)
1.75
Max Load (gm)
11566.8
Max Load (lb)
25.5
Max Load (kg)
11.5668
Max Load (N)
113.43
Rate (gm/cm) 2673
Rate (gm/mm) 267.3
Rate (kg/cm) 2.673
Rate (kg/mm) 0.2673
Rate (lb/in) 14.97
Rate (N/cm) 26.22
Rate (N/mm) 2.622
Max Extended Length (cm) 10.632
Max Extended Length (in) 4.186
Max Extended Length (mm)
106.32
Initial Tension (gm)
1814.4
Initial Tension (kg):
1.8144
Initial Tension (lb)
4
Initial Tension (N)
17.793
Free Length (cm)
6.985
Free Length (inch) 2.75
Free Length (mm) 69.85
Material Music Wire
Loop Inside Diameter (cm) 0.919
Loop Inside Diameter (in) 0.362
Loop Inside Diameter (mm) 9.19
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Zinc Plate and Bake per ASTM B633
0.069
0.5
0.01
2.75
0.055
28.4
4
0.8
14.97
1.497
4.186
25.5
0.069
2.026
Random
0.5
0.01
2.75
0.055
28.4
4
0.8
14.97
1.497
4.186
25.5
|
| Quantity | Price |
|---|---|
| 1 - 19 | $10.920 |
| 20 - 49 | $6.710 |
| 50 - 99 | $3.680 |
| 100 - 199 | $2.340 |
| 200 - 299 | $1.978 |
| 300 - 399 | $1.856 |
| 400 - 499 | $1.745 |
| 500 - 599 | $1.647 |
| 600 - 699 | $1.562 |
| 700 - 799 | $1.488 |
| 800 - 899 | $1.427 |
| 900 - 999 | $1.378 |
| 1000 | $1.340 |
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