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B12-50CS - 0.69 Inch Music Wire Compression Springs

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The B12-50CS is a regular compression spring manufactured by Century Spring. It is made from Music Wire and has a natural finish. This spring has a wire diameter of 0.018 inches, an outside diameter of 0.42 inches, and a free length of 0.69 inches. It has a spring rate of 0.37 lbs/inch and a maximum load of 0.19 Pound Force. The B12-50CS is a closed-end spring, meaning the ends are squared. It consists of 8.25 total coils and has a solid length of 0.17 inches. This standard compression spring is suitable for various applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the B12-50CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 0.69 in
Inside Diameter 0.384 in
Material Music Wire
Outside Diameter 0.42 in
Part Type Standard
Rate 0.37 lbs/in
SKU B12-50CS
Solid Length 0.17 in
Suggested Max Deflection 0.52 in
Suggested Max Load 0.19 lbf
Total Coils 8.25
Wire Diameter 0.018 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 17.53 mm
Inside Diameter 9.75 mm
Material Music Wire
Outside Diameter 10.67 mm
Part Type Standard
Rate 0.06 N/mm
SKU B12-50CS
Solid Length 4.32 mm
Suggested Max Deflection 13.21 mm
Suggested Max Load 0.85 N
Total Coils 8.25
Wire Diameter 0.46 mm