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B9-40CS - 0.50 Inch Spring Steel Compression Springs

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The B9-40CS 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 0.036 inches, an outside diameter of 0.266 inches, and a free length of 0.5 inches. It has a solid length of 0.31 inch and a total of 8.5 coils. The B9-40CS has a spring rate of 31 lbs/inch and a maximum deflection of 0.19 inches. It can withstand a maximum load of 5.9 pounds. The ends of this spring are closed and ground. This standard compression spring is suitable for a wide range of applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and that's why we strive to ship our products quickly. In addition, we maintain a large inventory of springs, including the B9-40CS, ensuring that we can meet our customers' needs promptly. We are proud to say that all our springs are made in the United States, guaranteeing high-quality craftsmanship and supporting local manufacturing. With Century Spring, you can rely on fast shipping, ample stock, and American-made products for your spring needs.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 0.5 in
Inside Diameter 0.194 in
Material Spring Steel
Outside Diameter 0.266 in
Part Type Standard
Rate 31 lbs/in
SKU B9-40CS
Solid Length 0.31 in
Suggested Max Deflection 0.19 in
Suggested Max Load 5.9 lbf
Total Coils 8.5
Wire Diameter 0.036 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 12.7 mm
Inside Diameter 4.93 mm
Material Spring Steel
Outside Diameter 6.76 mm
Part Type Standard
Rate 5.43 N/mm
SKU B9-40CS
Solid Length 7.87 mm
Suggested Max Deflection 4.83 mm
Suggested Max Load 26.24 N
Total Coils 8.5
Wire Diameter 0.91 mm