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S-1581CS - 3.25" 302/304 Stainless Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from 302/304 stainless steel with 35.3 coils and closed & ground ends. This spring features an O.D. of 0.296", and an I.D. of 0.204".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name S-1581
Ends Closed & Ground
Finish None
Free Length 3.25 in
Inside Diameter 0.204 in
Material 302/304 Stainless Steel
Outside Diameter 0.296 in
Part Type Standard
Rate 11 lbs/in
SKU S-1581CS
Solid Length 1.62 in
Suggested Max Deflection 1 in
Suggested Max Load 11 lbf
Total Coils 35.3
Wire Diameter 0.046 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name S-1581
Ends Closed & Ground
Finish None
Free Length 82.55 mm
Inside Diameter 5.18 mm
Material 302/304 Stainless Steel
Outside Diameter 7.52 mm
Part Type Standard
Rate 1.93 N/mm
SKU S-1581CS
Solid Length 41.15 mm
Suggested Max Deflection 25.4 mm
Suggested Max Load 48.93 N
Total Coils 35.3
Wire Diameter 1.17 mm
The compression spring S-1581CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality 302/304 stainless steel, the S-1581 compression spring design exhibits exceptional tensile strength and resilience.

The S-1581 design is manufactured with a free length of 3.25", with an outer diameter of 0.296", an inner diameter of 0.204", and a total of 35.3 coils, expertly designed to deliver consistent compression characteristics including a rate of 11 lbs/in.

The S-1581CS 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-1581 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.