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B9-20CS - 1.97 Inch Music Wire Compression Springs

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Estimated Lead Time

The B9-20CS is a regular compression spring manufactured by Century Spring. It is made from Music Wire and has a smooth, unfinished surface. This spring has a wire diameter of 0.02 inches, an outer diameter of 0.42 inches, and a free length of 1.97 inches. It has a spring rate of 0.36 lbs/inch and a maximum load of 0.61 Pound Force. It is a closed-end spring, meaning the ends are squared. The B9-20CS 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 timely delivery and being able to meet customer demands. That's why we ensure that our products, including the B9-20CS, are made in the United States. With our reliable shipping and ample supply, you can trust Century Spring to provide you with the springs you need for your projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 1.97 in
Inside Diameter 0.38 in
Material Music Wire
Outside Diameter 0.42 in
Part Type Standard
Rate 0.36 lbs/in
SKU B9-20CS
Solid Length 0.26 in
Suggested Max Deflection 1.7 in
Suggested Max Load 0.61 lbf
Total Coils 12
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 50.04 mm
Inside Diameter 9.65 mm
Material Music Wire
Outside Diameter 10.67 mm
Part Type Standard
Rate 0.06 N/mm
SKU B9-20CS
Solid Length 6.6 mm
Suggested Max Deflection 43.18 mm
Suggested Max Load 2.71 N
Total Coils 12
Wire Diameter 0.51 mm