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S-421CS - 1.38 Inch 302/304 Stainless Steel Compression Springs

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The S-421CS is a regular compression spring manufactured by Century Spring. It is made from 302/304 Stainless Steel and has a smooth, unfinished surface. This spring has a wire diameter of 0.0625 inches, an outer diameter of 0.562 inches, and a free length of 1.38 inches. It has a spring rate of 25 lbs/inch and a maximum load of 14.5 Pound Force. The S-421CS is a closed and ground spring, ensuring precise performance. This standard compression spring is suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. Whether you need the S-421CS or any other spring, we ensure prompt delivery to meet your project deadlines. Our commitment to quality extends to manufacturing all our springs in the United States. With Century Spring, you can trust that you're getting reliable springs and excellent service.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 1.38 in
Inside Diameter 0.436 in
Material 302/304 Stainless Steel
Outside Diameter 0.562 in
Part Type Standard
Rate 25 lbs/in
SKU S-421CS
Solid Length 0.508 in
Suggested Max Deflection 0.578 in
Suggested Max Load 14.5 lbf
Total Coils 8.1
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 35.05 mm
Inside Diameter 11.07 mm
Material 302/304 Stainless Steel
Outside Diameter 14.27 mm
Part Type Standard
Rate 4.38 N/mm
SKU S-421CS
Solid Length 12.9 mm
Suggested Max Deflection 14.68 mm
Suggested Max Load 64.5 N
Total Coils 8.1
Wire Diameter 1.59 mm