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66642SCS - 0.81" 316 Stainless Steel Compression Spring
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Compression spring manufactured from 316 stainless steel with 7.5 coils and closed & ground ends. This spring features an O.D. of 0.188", and an I.D. of 0.138".


Label | Value |
---|---|
Brand | Century Spring |
Display Name | 66642S |
Ends | Closed & Ground |
Finish | Passivated |
Free Length | 0.81 in |
Inside Diameter | 0.138 in |
Material | 316 Stainless Steel |
Outside Diameter | 0.188 in |
Part Type | Standard |
Rate | 20.5 lbs/in |
SKU | 66642SCS |
Solid Length | 0.188 in |
Suggested Max Deflection | 0.123 in |
Suggested Max Load | 2.522 lbf |
Total Coils | 7.5 |
Wire Diameter | 0.025 in |
Label | Value |
---|---|
Brand | Century Spring |
Display Name | 66642S |
Ends | Closed & Ground |
Finish | Passivated |
Free Length | 20.57 mm |
Inside Diameter | 3.51 mm |
Material | 316 Stainless Steel |
Outside Diameter | 4.78 mm |
Part Type | Standard |
Rate | 3.59 N/mm |
SKU | 66642SCS |
Solid Length | 4.78 mm |
Suggested Max Deflection | 3.12 mm |
Suggested Max Load | 11.22 N |
Total Coils | 7.5 |
Wire Diameter | 0.64 mm |
The 66642SCS compression spring is a meticulously engineered component designed for a wide range of industrial applications requiring reliable performance and durability. Crafted from premium 0.025" diameter 316 stainless steel, the 66642S spring design exhibits reliable strength across its 7.5 active coils, withstanding repeated compression cycles with a maximum load of 2.522 lbf without succumbing to fatigue.
We manufacture the 66642S design to provide a compression spring that is 0.81" long at rest and provides a consistent rate of 20.5 lbs/in along its recommended maximum of 0.123" deflection. For best results, your application should fully accommodate the inner (0.138") and outer (0.188") diameters of this spring and be designed for its closed & ground end configuration.
We manufacture the 66642S design to provide a compression spring that is 0.81" long at rest and provides a consistent rate of 20.5 lbs/in along its recommended maximum of 0.123" deflection. For best results, your application should fully accommodate the inner (0.138") and outer (0.188") diameters of this spring and be designed for its closed & ground end configuration.