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S-390CS - 0.91 Inch 302/304 Stainless Steel Compression Springs

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The S-390CS is a regular compression spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a solid, uncoated finish. This spring has a wire diameter of 0.036 inches, an outside diameter of 0.5 inches, and a free length of 0.91 inches. It has a spring rate of 5.4 lbs/inch and a maximum load of 3.4 Pound Force. The ends of the S-390CS are closed and ground, ensuring a secure fit. With its precise measurements and durable stainless steel construction, this compression spring is ideal for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we strive to process and ship orders as quickly as possible. With our significant stock of springs, including the S-390CS, you can trust that we have the products you need readily available. Additionally, all our springs are proudly made in the United States, ensuring high-quality craftsmanship and supporting local manufacturing. Trust Century Spring for reliable shipping, ample supply, and top-notch American-made springs.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 0.91 in
Inside Diameter 0.428 in
Material 302/304 Stainless Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 5.4 lbs/in
SKU S-390CS
Solid Length 0.22 in
Suggested Max Deflection 0.64 in
Suggested Max Load 3.4 lbf
Total Coils 6
Wire Diameter 0.036 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 23.11 mm
Inside Diameter 10.87 mm
Material 302/304 Stainless Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 0.95 N/mm
SKU S-390CS
Solid Length 5.59 mm
Suggested Max Deflection 16.26 mm
Suggested Max Load 15.12 N
Total Coils 6
Wire Diameter 0.91 mm