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S-771CS - 1.25" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 6.7 coils and closed ends. This spring features an O.D. of 0.625", and an I.D. of 0.499".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-771
Ends Closed
Finish None
Free Length 1.25 in
Inside Diameter 0.499 in
Material 302/304 Stainless Steel
Outside Diameter 0.625 in
Part Type Standard
Rate 23 lbs/in
SKU S-771CS
Solid Length 0.479 in
Suggested Max Deflection 0.569 in
Suggested Max Load 13.1 lbf
Total Coils 6.7
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-771
Ends Closed
Finish None
Free Length 31.75 mm
Inside Diameter 12.67 mm
Material 302/304 Stainless Steel
Outside Diameter 15.88 mm
Part Type Standard
Rate 4.03 N/mm
SKU S-771CS
Solid Length 12.17 mm
Suggested Max Deflection 14.45 mm
Suggested Max Load 58.27 N
Total Coils 6.7
Wire Diameter 1.59 mm
The S-771 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality 302/304 stainless steel and designed with precision and durability in mind, this spring is an essential component for a variety of mechanical systems where reliable force and resilience are paramount.

The S-771CS compression spring is designed with a free length of 1" total of 5.3 coils, and a rate of 32 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed & ground end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The S-771 spring design is ideal for use in industrial machinery, automotive systems, and various mechanical assemblies where reliable force application is crucial. Its robust construction and thoughtful design make it a dependable choice for engineers seeking a high-performance spring solution.