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S-1256CS - 1.31" 302/304 Stainless Steel Compression Spring

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Compression spring manufactured from 302/304 stainless steel with 4 coils and closed & ground ends. This spring features an O.D. of 0.968", and an I.D. of 0.874".

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

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-1256
Ends Closed & Ground
Finish None
Free Length 1.31 in
Inside Diameter 0.874 in
Material 302/304 Stainless Steel
Outside Diameter 0.968 in
Part Type Standard
Rate 3.9 lbs/in
SKU S-1256CS
Solid Length 0.19 in
Suggested Max Deflection 1 in
Suggested Max Load 4 lbf
Total Coils 4
Wire Diameter 0.047 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-1256
Ends Closed & Ground
Finish None
Free Length 33.27 mm
Inside Diameter 22.2 mm
Material 302/304 Stainless Steel
Outside Diameter 24.59 mm
Part Type Standard
Rate 0.68 N/mm
SKU S-1256CS
Solid Length 4.83 mm
Suggested Max Deflection 25.4 mm
Suggested Max Load 17.79 N
Total Coils 4
Wire Diameter 1.19 mm
The compression spring S-1256CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the S-1256 compression spring design exhibits exceptional tensile strength and resilience.

The S-1256 design is manufactured with a free length of 1.31", with an outer diameter of 0.968", an inner diameter of 0.874", and a total of 4 coils, expertly designed to deliver consistent compression characteristics including a rate of 3.9 lbs/in.

The S-1256CS 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-1256 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.