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S-501CS - 0.50 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The S-501CS is an extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a natural finish. This spring has a wire diameter of 0.02 inch and an outside diameter of 0.125 inches. It has a free length of 0.5 inch and an initial tension of 0.5 pound. The S-501CS has a maximum deflection of 0.18 inch and a maximum load of 2.4 pound force. It features full loop ends and has a spring rate of 11 lbs/inch. This standard extension spring is suitable for a variety of applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of getting your springs quickly, which is why we ensure efficient delivery. Additionally, all of our springs, including the S-501CS, are proudly made in the United States. With our commitment to quality and availability, Century Spring is your reliable source for springs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.5 lb
Length 0.5 in
Material 302/304 Stainless Steel
Outside Diameter 0.125 in
Part Type Standard
Rate 11 lbs/in
SKU S-501CS
Sugg Max Deflection 0.18 in
Sugg Max Load 2.4 lbf
Wind Direction Left
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.23 kg
Length 12.7 mm
Material 302/304 Stainless Steel
Outside Diameter 3.18 mm
Part Type Standard
Rate 1.93 N/mm
SKU S-501CS
Sugg Max Deflection 4.57 mm
Sugg Max Load 10.68 N
Wind Direction Left
Wire Diameter 0.51 mm