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B4-3CS - 0.81 Inch Music Wire Compression Springs

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Estimated Lead Time

The B4-3CS is a regular compression spring manufactured by Century Spring. It is made from Music Wire and features a durable, non-finished design. This spring has a wire diameter of 0.015 inches, an outer diameter of 0.125 inches, and a free length of 0.81 inches. With a spring rate of 5 lbs/inch and a maximum load of 1.6 Pound Force, it provides reliable performance. The B4-3CS is a closed-end spring, ensuring secure and stable compression. This standard compression spring is ideal for various applications that require a dependable and efficient spring solution.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of quick turnaround times, which is why we offer prompt shipping on all our products, including the B4-3CS. Additionally, with our significant stock inventory, you can trust that we have the springs you need readily available. We are committed to manufacturing our springs in the United States, ensuring high-quality and reliable products. Trust Century Spring for all your spring needs, and experience the convenience of fast shipping and a wide range of inventory.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 0.81 in
Inside Diameter 0.095 in
Material Music Wire
Outside Diameter 0.125 in
Part Type Standard
Rate 5 lbs/in
SKU B4-3CS
Solid Length 0.21 in
Suggested Max Deflection 0.32 in
Suggested Max Load 1.6 lbf
Total Coils 13
Wire Diameter 0.015 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed
Finish None
Free Length 20.57 mm
Inside Diameter 2.41 mm
Material Music Wire
Outside Diameter 3.18 mm
Part Type Standard
Rate 0.88 N/mm
SKU B4-3CS
Solid Length 5.33 mm
Suggested Max Deflection 8.13 mm
Suggested Max Load 7.12 N
Total Coils 13
Wire Diameter 0.38 mm