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.

5603CS - 6 Inch High Carbon Steel Extension Springs

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

The 5603CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel with a zinc finish. This spring has a wire diameter of 0.0625 inches, an outside diameter of 0.5 inches, and a free length of 6 inches. It has an initial tension of 3 Pound and a maximum deflection of 4.4 inches. The 5603CS has a spring rate of 3 lbs/inch and a maximum load of 16 Pound Force. 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 getting your springs quickly and efficiently. That's why we offer prompt shipping to ensure that you receive your order in a timely manner. Additionally, we maintain a significant stock inventory, so you can be confident that the 5603CS and other springs are readily available for your needs. As an American company, we are proud to manufacture our springs in the United States, ensuring quality and supporting local industries. 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 3 lb
Length 6 in
Material High Carbon Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 3 lbs/in
SKU 5603CS
Sugg Max Deflection 4.4 in
Sugg Max Load 16 lbf
Wind Direction Left
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 1.36 kg
Length 152.4 mm
Material High Carbon Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 0.53 N/mm
SKU 5603CS
Sugg Max Deflection 111.76 mm
Sugg Max Load 71.17 N
Wind Direction Left
Wire Diameter 1.59 mm