This browser is no longer supported. Upgrade to Microsoft Edge or switch to a supported browser, like Chrome, Safari, or Firefox, to explore the MW Components website.

We're sorry for the inconvenience.

S-558CS - 2.25 Inch 302/304 Stainless Steel Extension Springs

Inventory Status
Estimated Lead Time

The S-558CS is a regular extension spring manufactured by Century Spring. It is made from 302/304 Stainless Steel and has a wire diameter of 0.041 inches. This spring has an outside diameter of 0.312 Inch and a free length of 2.25 inches. It has an initial tension of 1.7 Pound and a maximum deflection of 1.5 inches. The S-558CS has a spring rate of 4 lbs/inch and can withstand a maximum load of 7.6 Pound Force. It features machine hook ends and is wound in a left direction. This extension spring is suitable for various applications.

At Century Spring, we pride ourselves on fast shipping and maintaining a significant stock inventory. Our products, including the S-558CS, are proudly made in the United States. With our efficient shipping process and ample supply, we ensure 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 1.7 lb
Length 2.25 in
Material 302/304 Stainless Steel
Outside Diameter 0.312 in
Part Type Standard
Rate 4 lbs/in
SKU S-558CS
Sugg Max Deflection 1.5 in
Sugg Max Load 7.6 lbf
Wind Direction Left
Wire Diameter 0.041 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.77 kg
Length 57.15 mm
Material 302/304 Stainless Steel
Outside Diameter 7.92 mm
Part Type Standard
Rate 0.7 N/mm
SKU S-558CS
Sugg Max Deflection 38.1 mm
Sugg Max Load 33.8 N
Wind Direction Left
Wire Diameter 1.04 mm