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Century Spring

S-215CS - 3.5" 302/304 Stainless Steel Compression Spring

Inventory Status
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Compression spring manufactured from 302/304 stainless steel with 18.5 coils and closed & ground ends. This spring features an O.D. of 0.609", and an I.D. of 0.485".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-215
Ends Closed & Ground
Finish None
Free Length 3.5 in
Inside Diameter 0.485 in
Material 302/304 Stainless Steel
Outside Diameter 0.609 in
Part Type Standard
Rate 7.1 lbs/in
SKU S-215CS
Solid Length 1.154 in
Suggested Max Deflection 1.887 in
Suggested Max Load 13.4 lbf
Total Coils 18.5
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-215
Ends Closed & Ground
Finish None
Free Length 88.9 mm
Inside Diameter 12.32 mm
Material 302/304 Stainless Steel
Outside Diameter 15.47 mm
Part Type Standard
Rate 1.24 N/mm
SKU S-215CS
Solid Length 29.31 mm
Suggested Max Deflection 47.93 mm
Suggested Max Load 59.6 N
Total Coils 18.5
Wire Diameter 1.59 mm
The S-215 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-215CS compression spring is designed with a free length of 1.38" total of 11 coils, and a rate of 7.5 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-215 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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