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Century Spring

S-157CS - 0.44" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 4 coils and closed & ground ends. This spring features an O.D. of 0.437", and an I.D. of 0.327".

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-157
Ends Closed & Ground
Finish None
Free Length 0.44 in
Inside Diameter 0.327 in
Material 302/304 Stainless Steel
Outside Diameter 0.437 in
Part Type Standard
Rate 104 lbs/in
SKU S-157CS
Solid Length 0.22 in
Suggested Max Deflection 0.12 in
Suggested Max Load 13 lbf
Total Coils 4
Wire Diameter 0.055 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-157
Ends Closed & Ground
Finish None
Free Length 11.18 mm
Inside Diameter 8.31 mm
Material 302/304 Stainless Steel
Outside Diameter 11.1 mm
Part Type Standard
Rate 18.21 N/mm
SKU S-157CS
Solid Length 5.59 mm
Suggested Max Deflection 3.05 mm
Suggested Max Load 57.82 N
Total Coils 4
Wire Diameter 1.4 mm
The S-157 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-157CS compression spring is designed with a free length of 0.5" total of 3.5 coils, and a rate of 33 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-157 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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