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B9-29CS - 0.31 Inch Music Wire Compression Springs

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The B9-29CS 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 0.021 inches, an outer diameter of 0.219 inches, and a free length of 0.31 inches. It has a spring rate of 14 lbs/inch and a maximum load of 2.5 Pound Force. The B9-29CS is a closed and ground spring, ensuring precise ends. It is a standard compression spring and is suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and our efficient shipping process ensures that customers receive their products promptly. Additionally, all our springs, including the B9-29CS, are proudly made in the United States. With our commitment to quality and availability, Century Spring is the trusted choice for all your spring needs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 0.31 in
Inside Diameter 0.177 in
Material Music Wire
Outside Diameter 0.219 in
Part Type Standard
Rate 14 lbs/in
SKU B9-29CS
Solid Length 0.09 in
Suggested Max Deflection 0.17 in
Suggested Max Load 2.5 lbf
Total Coils 4.5
Wire Diameter 0.021 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 7.87 mm
Inside Diameter 4.5 mm
Material Music Wire
Outside Diameter 5.56 mm
Part Type Standard
Rate 2.45 N/mm
SKU B9-29CS
Solid Length 2.29 mm
Suggested Max Deflection 4.32 mm
Suggested Max Load 11.12 N
Total Coils 4.5
Wire Diameter 0.53 mm