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B1-53CS - 1.25 Inch Spring Steel Extension Springs

Inventory Status
Estimated Lead Time

The B1-53CS is a regular extension spring manufactured by Century Spring. This spring is made from spring steel and features a gold iridite finish. It has a wire diameter of 0.038 inch and an outside diameter of 0.25 inches. The free length of the spring is 1.25 inches, and it has an initial tension of 1.6 pounds. The maximum deflection is 0.5 inches, and it can handle a maximum load of 7.6 pounds force. The spring has a rate of 12 lbs/inch. It is a left-wound spring with full loop ends. The B1-53CS is a reliable and versatile extension spring suitable for a range of applications.

Century Spring takes pride in its fast shipping and extensive stock inventory. We understand the importance of timely delivery, and our efficient shipping process ensures that you receive your springs promptly. Additionally, our significant stock inventory means that you can count on us to have the springs you need readily available. We are committed to manufacturing our products in the United States, ensuring high-quality standards and supporting local manufacturing. Choose Century Spring for all your spring needs and experience our exceptional service and American-made quality.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish Gold Iridite
Initial Tension 1.6 lb
Length 1.25 in
Material Spring Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 12 lbs/in
SKU B1-53CS
Sugg Max Deflection 0.5 in
Sugg Max Load 7.6 lbf
Wind Direction Left
Wire Diameter 0.038 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish Gold Iridite
Initial Tension 0.73 kg
Length 31.75 mm
Material Spring Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 2.1 N/mm
SKU B1-53CS
Sugg Max Deflection 12.7 mm
Sugg Max Load 33.8 N
Wind Direction Left
Wire Diameter 0.97 mm