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B12-13CS - 0.47 Inch Music Wire Compression Springs

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The B12-13CS 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 0.022 inches, an outside diameter of 0.234 inches, and a free length of 0.47 inches. It has a spring rate of 9.4 lbs/inch and a maximum load of 2.7 Pound Force. The B12-13CS is a closed-end spring, meaning the ends are ground and closed. It consists of 5.75 total coils and has a solid length of 0.13 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 B12-13CS, 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 & Ground
Finish Zinc
Free Length 0.47 in
Inside Diameter 0.19 in
Material Music Wire
Outside Diameter 0.234 in
Part Type Standard
Rate 9.4 lbs/in
SKU B12-13CS
Solid Length 0.13 in
Suggested Max Deflection 0.29 in
Suggested Max Load 2.7 lbf
Total Coils 5.75
Wire Diameter 0.022 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish Zinc
Free Length 11.94 mm
Inside Diameter 4.83 mm
Material Music Wire
Outside Diameter 5.94 mm
Part Type Standard
Rate 1.65 N/mm
SKU B12-13CS
Solid Length 3.3 mm
Suggested Max Deflection 7.37 mm
Suggested Max Load 12.01 N
Total Coils 5.75
Wire Diameter 0.56 mm