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B15-66CS - 0.59 Inch Spring Steel Compression Springs

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The B15-66CS is a regular compression spring manufactured by Century Spring. It is made from spring steel and has a plain finish. This spring has a wire diameter of 0.04 inches, an outside diameter of 0.75 inches, and a free length of 0.59 inches. It has a spring rate of 4.1 lbs/inch and a maximum load of 1.7 pound force. The B15-66CS is a closed and ground-end spring, ensuring precise and secure fitting. With a total of 4.5 coils and a solid length of 0.18 inches, this standard compression spring 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 for our customers' projects. That's why we ensure that our springs, including the B15-66CS, are readily available and can be shipped promptly. Moreover, all our springs are proudly made in the United States, guaranteeing high-quality craftsmanship and materials. With Century Spring, you can rely on efficient shipping and dependable supply to meet your spring needs.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 0.59 in
Inside Diameter 0.67 in
Material Spring Steel
Outside Diameter 0.75 in
Part Type Standard
Rate 4.1 lbs/in
SKU B15-66CS
Solid Length 0.18 in
Suggested Max Deflection 0.41 in
Suggested Max Load 1.7 lbf
Total Coils 4.5
Wire Diameter 0.04 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 14.99 mm
Inside Diameter 17.02 mm
Material Spring Steel
Outside Diameter 19.05 mm
Part Type Standard
Rate 0.72 N/mm
SKU B15-66CS
Solid Length 4.57 mm
Suggested Max Deflection 10.41 mm
Suggested Max Load 7.56 N
Total Coils 4.5
Wire Diameter 1.02 mm