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S-635CS - 3.50 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The S-635CS is a regular extension spring manufactured by Century Spring. This spring is made from 302/304 Stainless Steel and has a wire diameter of 0.054 inches. It has an outside diameter of 0.75 Inch and a free length of 3.5 inches. The S-635CS has an initial tension of 0.7 Pound and a maximum load of 6.4 Pound Force. With a maximum deflection of 7.1 Inch and a spring rate of 0.81 lbs/inch, this spring is suitable for various applications. The ends of this spring are machine hooks, providing easy installation and secure attachment.

At Century Spring, we prioritize fast shipping and maintain a significant stock inventory. Our springs, including the S-635CS, are proudly made in the United States. With our reliable shipping services 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 0.7 lb
Length 3.5 in
Material 302/304 Stainless Steel
Outside Diameter 0.75 in
Part Type Standard
Rate 0.81 lbs/in
SKU S-635CS
Sugg Max Deflection 7.1 in
Sugg Max Load 6.4 lbf
Wind Direction Left
Wire Diameter 0.054 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.32 kg
Length 88.9 mm
Material 302/304 Stainless Steel
Outside Diameter 19.05 mm
Part Type Standard
Rate 0.14 N/mm
SKU S-635CS
Sugg Max Deflection 180.34 mm
Sugg Max Load 28.47 N
Wind Direction Left
Wire Diameter 1.37 mm