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Century Spring

S-355CS - 7.5" 302/304 Stainless Steel Compression Spring

Inventory Status
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Compression spring manufactured from 302/304 stainless steel with 12.8 coils and closed ends. This spring features an O.D. of 2.25", and an I.D. of 1.98".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-355
Ends Closed
Finish None
Free Length 7.5 in
Inside Diameter 1.98 in
Material 302/304 Stainless Steel
Outside Diameter 2.25 in
Part Type Standard
Rate 4.1 lbs/in
SKU S-355CS
Solid Length 1.86 in
Suggested Max Deflection 5.6 in
Suggested Max Load 23 lbf
Total Coils 12.8
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-355
Ends Closed
Finish None
Free Length 190.5 mm
Inside Diameter 50.29 mm
Material 302/304 Stainless Steel
Outside Diameter 57.15 mm
Part Type Standard
Rate 0.72 N/mm
SKU S-355CS
Solid Length 47.24 mm
Suggested Max Deflection 142.24 mm
Suggested Max Load 102.3 N
Total Coils 12.8
Wire Diameter 3.43 mm
The S-355 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-355CS compression spring is designed with a free length of 9.25" total of 14 coils, and a rate of 2.2 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-355 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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