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B10-40CS - 0.75 Inch Spring Steel Compression Springs

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The B10-40CS is a regular compression spring manufactured by Century Spring. It is made from spring steel and has a zinc finish. This spring has a wire diameter of 0.065 inches, an outside diameter of 0.5 inches, and a free length of 0.75 inches. It has a spring rate of 83 lbs/inch and a maximum load of 19 pound force. The B10-40CS is a closed and ground-end spring, meaning the ends are squared and finished. It has a solid length of 0.37 inch and a total coil count of 5.75. This standard compression spring is suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery and strive to provide our customers with the springs they need as quickly as possible. Additionally, all our products, including the B10-40CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can confidently rely on our quality springs for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 0.75 in
Inside Diameter 0.37 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 83 lbs/in
SKU B10-40CS
Solid Length 0.37 in
Suggested Max Deflection 0.23 in
Suggested Max Load 19 lbf
Total Coils 5.75
Wire Diameter 0.065 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 19.05 mm
Inside Diameter 9.4 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 9377.74 N/mm
SKU B10-40CS
Solid Length 9.4 mm
Suggested Max Deflection 5.84 mm
Suggested Max Load 84.51 N
Total Coils 5.75
Wire Diameter 1.65 mm