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S-99CS - 0.69" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 6 coils and closed & ground ends. This spring features an O.D. of 0.5", and an I.D. of 0.41".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-99
Ends Closed & Ground
Finish None
Free Length 0.69 in
Inside Diameter 0.41 in
Material 302/304 Stainless Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 14 lbs/in
SKU S-99CS
Solid Length 0.27 in
Suggested Max Deflection 0.42 in
Suggested Max Load 5.8 lbf
Total Coils 6
Wire Diameter 0.045 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-99
Ends Closed & Ground
Finish None
Free Length 17.53 mm
Inside Diameter 10.41 mm
Material 302/304 Stainless Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 2.45 N/mm
SKU S-99CS
Solid Length 6.86 mm
Suggested Max Deflection 10.67 mm
Suggested Max Load 25.8 N
Total Coils 6
Wire Diameter 1.14 mm
The S-99 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-99CS compression spring is designed with a free length of 1.03" total of 11 coils, and a rate of 12 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-99 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.