Extension Spring: OD 2.49 mm, FL 9.5 mm, Music WireInstrument Extension Series (metric)Precision Springs for Precision Products. Lee Spring EIM025B 01 M is a precision extension spring from the Instrument Extension Series (metric) series, engineered for applications requiring reliable quality extension springs. This spring features a 2.49-mm outside diameter (0.098 inch) with 1.98-mm loop inside diameter (0.078 inch) and extends from a free length of 9.5 mm (0.374 inch) to a maximum extended length of 22.96 mm (0.904 inch). Made from Music Wire with a 0.25-mm wire diameter (0.01 inch), the spring delivers a spring rate of 0.168 N/mm (0.96 lb/inch) through its 22.9 total coils with an initial tension of 0.178 N (0.04 lb) for predictable extension behavior. The spring supports a maximum load of 2.447 N (0.55 lb) at full extension with a body length of 5.54 mm (0.218 inch). 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 (metric) Extension Springs have useful applications in various industries, including:
...and many more applications 236691
Product
Extension OD 0.098 in, Length 0.374 in, Music Wire
Product
Extension OD 2.49 mm, Length 9.5 mm, Music Wire
Part Number
EIM025B 01 M
Series
Instrument Extension Series (metric)
Outside Diameter (inch)
0.098
Outside Diameter (cm)
0.249
Outside Diameter (mm)
2.49
Wire Diameter (inch)
0.01
Wire Diameter (cm)
0.025
Wire Diameter (mm)
0.25
Max Load (gm)
249.5
Max Load (lb)
0.55
Max Load (kg)
0.2495
Max Load (N)
2.447
Rate (gm/cm) 171
Rate (gm/mm) 17.1
Rate (kg/cm) 0.171
Rate (kg/mm) 0.0171
Rate (lb/in) 0.96
Rate (N/cm) 1.68
Rate (N/mm) 0.168
Max Extended Length (cm) 2.296
Max Extended Length (in) 0.904
Max Extended Length (mm)
22.96
Initial Tension (gm)
18.1
Initial Tension (kg)
0.0181
Initial Tension (lb)
0.04
Initial Tension (N)
0.178
Free Length (cm)
0.95
Free Length (inch) 0.374
Free Length (mm) 9.5
Material Music Wire
Loop Inside Diameter (cm) 0.198
Loop Inside Diameter (in) 0.078
Loop Inside Diameter (mm) 1.98
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Pre-coated with Tin
0.01
0.098
0.004
0.374
0.02
22.9
0.04
0.008
0.96
0.096
0.904
0.55
0.01
0.218
Random
0.098
0.004
0.374
0.02
22.9
0.04
0.008
0.96
0.096
0.904
0.55
|
| Quantity | Price |
|---|---|
| 1 - 19 | $8.870 |
| 20 - 49 | $5.370 |
| 50 - 99 | $2.840 |
| 100 - 199 | $1.770 |
| 200 - 299 | $1.522 |
| 300 - 399 | $1.405 |
| 400 - 499 | $1.303 |
| 500 - 599 | $1.214 |
| 600 - 699 | $1.134 |
| 700 - 799 | $1.064 |
| 800 - 899 | $1.010 |
| 900 - 999 | $0.964 |
| 1000 | $0.930 |
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