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B1-20CS - 0.25 Inch 302/304 Stainless Steel Compression Springs

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The B1-20CS is a regular compression spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a solid, matter-of-fact finish. This spring has a wire diameter of 0.018 inches, an outer diameter of 0.125 inches, and a length of 0.25 inches. It has a spring rate of 21 lbs/inch and a maximum load of 1.8 pound force. The B1-20CS is a closed-end spring with squared ends. 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 for our customers' projects. With our significant supply of springs, including the B1-20CS, we ensure that you can quickly receive the springs you need. Additionally, all of our springs are proudly made in the United States. Experience the quality and reliability of Century Spring for your spring needs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 0.25 in
Inside Diameter 0.089 in
Material 302/304 Stainless Steel
Outside Diameter 0.125 in
Part Type Standard
Rate 21 lbs/in
SKU B1-20CS
Solid Length 0.13 in
Suggested Max Deflection 0.09 in
Suggested Max Load 1.8 lbf
Total Coils 7.25
Wire Diameter 0.018 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 6.35 mm
Inside Diameter 2.26 mm
Material 302/304 Stainless Steel
Outside Diameter 3.18 mm
Part Type Standard
Rate 3.68 N/mm
SKU B1-20CS
Solid Length 3.3 mm
Suggested Max Deflection 2.29 mm
Suggested Max Load 8.01 N
Total Coils 7.25
Wire Diameter 0.46 mm