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S-539CS - 2 Inch 302/304 Stainless Steel Extension Springs

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Estimated Lead Time

The S-539CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 stainless steel and has a clean, unfinished appearance. This spring has a wire diameter of 0.026 inches, an outside diameter of 0.25 inches, and a free length of 2 inches. It has an initial tension of 0.3 Pound and a maximum deflection of 2.5 inches. The S-539CS has a spring rate of 0.84 lbs/inch and can handle a maximum load of 2.4 Pound Force. It features machine hook ends, providing secure attachment points. This extension spring is suitable for a wide range of applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the S-539CS, are proudly made in the United States. Whether you need springs for industrial machinery or smaller projects, we have you covered. With our efficient shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.3 lb
Length 2 in
Material 302/304 Stainless Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 0.84 lbs/in
SKU S-539CS
Sugg Max Deflection 2.5 in
Sugg Max Load 2.4 lbf
Wire Diameter 0.026 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.14 kg
Length 50.8 mm
Material 302/304 Stainless Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 0.15 N/mm
SKU S-539CS
Sugg Max Deflection 63.5 mm
Sugg Max Load 10.68 N
Wire Diameter 0.66 mm