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S-531CS - 1.50 Inch 302/304 Stainless Steel Extension Springs

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The S-531CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 Stainless Steel and has a wire diameter of 0.017 inches. This spring has an outside diameter of 0.25 Inch and a free length of 1.5 inches. It has an initial tension of 0.06 Pound and a maximum deflection of 5.1 inches. The S-531CS has a spring rate of 0.13 lbs/inch and a maximum load of 0.7 Pound Force. It features machine hook ends and is suitable for various extension spring applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery for your projects, which is why we prioritize efficient shipping. Additionally, with our significant stock inventory, including the S-531CS, you can be confident that we have the springs you need readily available. As an American company, we take pride in manufacturing our products in the United States, ensuring quality craftsmanship and supporting local businesses. Choose Century Spring for reliable shipping, ample supply, and high-quality American-made springs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.06 lb
Length 1.5 in
Material 302/304 Stainless Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 0.13 lbs/in
SKU S-531CS
Sugg Max Deflection 5.1 in
Sugg Max Load 0.7 lbf
Wire Diameter 0.017 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.03 kg
Length 38.1 mm
Material 302/304 Stainless Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 0.02 N/mm
SKU S-531CS
Sugg Max Deflection 129.54 mm
Sugg Max Load 3.11 N
Wire Diameter 0.43 mm