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B3-37CS - 0.38 Inch Music Wire Compression Springs

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The B3-37CS is a regular compression spring manufactured by Century Spring. It is made from Music Wire and has no finish. This spring has a wire diameter of 0.023 inches, an outer diameter of 0.156 inches, and a free length of 0.38 inches. It has a spring rate of 31 lbs/inch and a maximum load of 4.5 Pound Force. The B3-37CS is a closed and ground-end spring, ensuring a secure fit. It is a standard compression spring 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, which is why we strive to provide quick and reliable shipping for all our products, including the B3-37CS. Additionally, we are proud to say that all our springs are made in the United States. With our commitment to quality and availability, Century Spring is your go-to source for all your spring needs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 0.38 in
Inside Diameter 0.11 in
Material Music Wire
Outside Diameter 0.156 in
Part Type Standard
Rate 31 lbs/in
SKU B3-37CS
Solid Length 0.17 in
Suggested Max Deflection 0.14 in
Suggested Max Load 4.5 lbf
Total Coils 7.5
Wire Diameter 0.023 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 9.65 mm
Inside Diameter 2.79 mm
Material Music Wire
Outside Diameter 3.96 mm
Part Type Standard
Rate 5.43 N/mm
SKU B3-37CS
Solid Length 4.32 mm
Suggested Max Deflection 3.56 mm
Suggested Max Load 20.02 N
Total Coils 7.5
Wire Diameter 0.58 mm