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Century Spring

S-861CS - 1.38" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 10 coils and closed & ground ends. This spring features an O.D. of 0.562", and an I.D. of 0.46".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-861
Ends Closed & Ground
Finish None
Free Length 1.38 in
Inside Diameter 0.46 in
Material 302/304 Stainless Steel
Outside Diameter 0.562 in
Part Type Standard
Rate 7.9 lbs/in
SKU S-861CS
Solid Length 0.51 in
Suggested Max Deflection 0.87 in
Suggested Max Load 6.9 lbf
Total Coils 10
Wire Diameter 0.051 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-861
Ends Closed & Ground
Finish None
Free Length 35.05 mm
Inside Diameter 11.68 mm
Material 302/304 Stainless Steel
Outside Diameter 14.27 mm
Part Type Standard
Rate 1.38 N/mm
SKU S-861CS
Solid Length 12.95 mm
Suggested Max Deflection 22.1 mm
Suggested Max Load 30.69 N
Total Coils 10
Wire Diameter 1.3 mm
The S-861 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-861CS compression spring is designed with a free length of 0.53" total of 13 coils, and a rate of 6.1 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The S-861 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.

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