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5556CS - 7 Inch Spring Steel Extension Springs

Inventory Status
In-stock
Estimated Lead Time
In-stock parts: usually ships in 12-24 hours

The 5556CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a zinc finish. This spring has a wire diameter of 0.135 Inch and an outside diameter of 1.281 inches. It has a free length of 7 Inches and an initial tension of 10 Pound. The maximum deflection is 6 Inches, and it can handle a maximum load of 55 Pound Force. The 5556CS has a spring rate of 7.6 lbs/inch. It features machine hook ends and is suitable for various extension spring applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we offer efficient shipping options for our customers. Additionally, we maintain a significant stock of springs, including the 5556CS, to ensure that our customers can find the products they need without delay. As an American company, we are proud to manufacture our springs in the United States, guaranteeing high-quality and reliable products for our customers' projects. Trust Century Spring for all your spring needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 10 lb
Length 7 in
Material Spring Steel
Outside Diameter 1.281 in
Part Type Standard
Rate 7.6 lbs/in
SKU 5556CS
Sugg Max Deflection 6 in
Sugg Max Load 55 lbf
Wind Direction Left
Wire Diameter 0.135 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 4.54 kg
Length 177.8 mm
Material Spring Steel
Outside Diameter 32.54 mm
Part Type Standard
Rate 1.33 N/mm
SKU 5556CS
Sugg Max Deflection 152.4 mm
Sugg Max Load 244.64 N
Wind Direction Left
Wire Diameter 3.43 mm