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Century Spring

S-3151CS - 0.69" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 2.5 coils and closed ends. This spring features an O.D. of 2.125", and an I.D. of 1.875".

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-3151
Ends Closed
Finish None
Free Length 0.69 in
Inside Diameter 1.875 in
Material 302/304 Stainless Steel
Outside Diameter 2.125 in
Part Type Standard
Rate 76 lbs/in
SKU S-3151CS
Solid Length 0.44 in
Suggested Max Deflection 0.25 in
Suggested Max Load 19 lbf
Total Coils 2.5
Wire Diameter 0.125 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-3151
Ends Closed
Finish None
Free Length 17.53 mm
Inside Diameter 47.63 mm
Material 302/304 Stainless Steel
Outside Diameter 53.98 mm
Part Type Standard
Rate 13.31 N/mm
SKU S-3151CS
Solid Length 11.18 mm
Suggested Max Deflection 6.35 mm
Suggested Max Load 84.51 N
Total Coils 2.5
Wire Diameter 3.18 mm
The compression spring S-3151CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the S-3151 compression spring design exhibits exceptional tensile strength and resilience.

The S-3151 design is manufactured with a free length of 0.69", with an outer diameter of 2.125", an inner diameter of 1.875", and a total of 2.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 76 lbs/in.

The S-3151CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring S-3151 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.

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