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S-309CS - 0.75 Inch 302/304 Stainless Steel Compression Springs

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The S-309CS is a regular compression spring manufactured by Century Spring. It is made from 302/304 stainless steel, providing excellent strength and corrosion resistance. This spring has a wire diameter of 0.025 inches, an outside diameter of 0.343 inches, and a free length of 0.75 inches. With a solid length of 0.18 inch and a total of 6.25 coils, this spring offers a maximum deflection of 0.48 inch and a maximum load of 1.7 pound force. The closed ends of the S-309CS ensure a secure fit in your application. This standard compression spring is suitable for various industries and applications where reliable performance is essential.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. We understand the importance of timely delivery and ensuring that our customers have access to the springs they need when they need them. All our springs, including the S-309CS, are proudly made in the United States. With our commitment to quality and accessibility, Century Spring is your trusted partner for all your spring needs.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 0.75 in
Inside Diameter 0.293 in
Material 302/304 Stainless Steel
Outside Diameter 0.343 in
Part Type Standard
Rate 3.6 lbs/in
SKU S-309CS
Solid Length 0.18 in
Suggested Max Deflection 0.48 in
Suggested Max Load 1.7 lbf
Total Coils 6.25
Wire Diameter 0.025 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 19.05 mm
Inside Diameter 7.44 mm
Material 302/304 Stainless Steel
Outside Diameter 8.71 mm
Part Type Standard
Rate 0.63 N/mm
SKU S-309CS
Solid Length 4.57 mm
Suggested Max Deflection 12.19 mm
Suggested Max Load 7.56 N
Total Coils 6.25
Wire Diameter 0.64 mm