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B-407CS - 0.50 Inch Music Wire Compression Springs

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The B-407CS is a regular compression spring manufactured by Century Spring. It is made from Music Wire and has a zinc finish. This spring has a wire diameter of 0.012 inches, an outer diameter of 0.125 inches, and a free length of 0.5 inches. It has a spring rate of 2.2 lbs/inch and a maximum load of 0.79 Pound Force. The B-407CS is a closed-end spring, meaning the ends are squared. It is a standard compression spring and is suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of getting your springs quickly and efficiently, which is why we offer reliable shipping options. Additionally, our significant stock inventory ensures that we have the springs you need readily available. Best of all, our products, including the B-407CS, are proudly made right here in the United States. Choose Century Spring for your spring needs and experience our commitment to quality and customer satisfaction.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed
Finish Zinc
Free Length 0.5 in
Inside Diameter 0.101 in
Material Music Wire
Outside Diameter 0.125 in
Part Type Standard
Rate 2.2 lbs/in
SKU B-407CS
Solid Length 0.15 in
Suggested Max Deflection 0.35 in
Suggested Max Load 0.79 lbf
Total Coils 11.3
Wire Diameter 0.012 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed
Finish Zinc
Free Length 12.7 mm
Inside Diameter 2.57 mm
Material Music Wire
Outside Diameter 3.18 mm
Part Type Standard
Rate 0.39 N/mm
SKU B-407CS
Solid Length 3.81 mm
Suggested Max Deflection 8.89 mm
Suggested Max Load 3.51 N
Total Coils 11.3
Wire Diameter 0.3 mm