Extension Spring: OD 0.078 in, FL 0.438 in, Music WireInstrument Extension Series (inch)Precision Springs for Precision Products. Lee Spring EI 009AA 04M is a precision extension spring from the Instrument Extension Series (inch) series, engineered for applications requiring reliable quality extension springs. This spring features a 0.078-inch outside diameter (1.98 mm) with 0.06-inch loop inside diameter (1.52 mm) and extends from a free length of 0.438 inch (11.13 mm) to a maximum extended length of 1.02 inch (25.91 mm). Made from Music Wire with a 0.009-inch wire diameter (0.23 mm), the spring delivers a spring rate of 0.869 lb/inch (0.152 N/mm) through its 34.3 total coils with an initial tension of 0.05 lb (0.222 N). The spring supports a maximum load of 0.555 lb (2.469 N) at full extension with a body length of 0.318 inch (8.08 mm). The spring features Random loop position and Pre-coated with Tin finish for optimal performance. About the Extension Spring Instrument SeriesThe Lee Spring Extension Spring Instrument Series includes a wide range of size and rate combinations in a smaller, highly precise spring design. Selections are sorted in ascending order based on outside diameter. Instrument Series Extension Springs are available in both inch and metric sizes. Sizes range from outside diameters from .063" up to .157" and free lengths from .250" to 1.181". Inch 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 made from coated wire or 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. Instrument Extension Series (inch) Extension Springs have useful applications in various industries, including:
...and many more applications 233811
Product
Extension OD 0.078 in, Length 0.438 in, Music Wire
Product
Extension OD 1.98 mm, Length 11.13 mm, Music Wire
Part Number
EI 009AA 04M
Series
Instrument Extension Series (inch)
Outside Diameter (inch)
0.078
Outside Diameter (cm)
0.198
Outside Diameter (mm)
1.98
Wire Diameter (inch)
0.009
Wire Diameter (cm)
0.023
Wire Diameter (mm)
0.23
Max Load (gm)
251.7
Max Load (lb)
0.555
Max Load (kg)
0.2517
Max Load (N)
2.469
Rate (gm/cm) 155
Rate (gm/mm) 15.5
Rate (kg/cm) 0.155
Rate (kg/mm) 0.0155
Rate (lb/in) 0.869
Rate (N/cm) 1.52
Rate (N/mm) 0.152
Max Extended Length (cm) 2.591
Max Extended Length (in) 1.02
Max Extended Length (mm)
25.91
Initial Tension (gm)
22.7
Initial Tension (kg)
0.0227
Initial Tension (lb)
0.05
Initial Tension (N)
0.222
Free Length (cm)
1.113
Free Length (inch) 0.438
Free Length (mm) 11.13
Material Music Wire
Loop Inside Diameter (cm) 0.152
Loop Inside Diameter (in) 0.06
Loop Inside Diameter (mm) 1.52
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Pre-coated with Tin
0.009
0.078
0.004
0.438
0.02
34.3
0.05
0.01
0.869
0.086
1.02
0.555
0.009
0.318
Random
0.078
0.004
0.438
0.02
34.3
0.05
0.01
0.869
0.086
1.02
0.555
|
| Quantity | Price |
|---|---|
| 1 - 19 | $8.870 |
| 20 - 49 | $5.370 |
| 50 - 99 | $2.840 |
| 100 - 199 | $1.770 |
| 200 - 299 | $1.531 |
| 300 - 399 | $1.423 |
| 400 - 499 | $1.327 |
| 500 - 599 | $1.237 |
| 600 - 699 | $1.161 |
| 700 - 799 | $1.097 |
| 800 - 899 | $1.043 |
| 900 - 999 | $1.002 |
| 1000 | $0.969 |
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