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4063CS - 27 Inch Spring Steel Extension Springs

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

The 4063CS is an extension spring manufactured by Century Spring. It is made from spring steel and has a machine hook on both ends. This regular extension spring has a free length of 27 inches, an initial tension of 16 pounds, and a maximum deflection of 25 inches. It has a maximum load capacity of 74 pound force and an outside diameter of 1.453 inches. The wire diameter is 0.156 inches and it has a spring rate of 2.5 inches per pound. The 4063CS is a high-quality spring suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. Our products, including the 4063CS, are proudly made in the United States. With our efficient shipping process and ample supply, we ensure that customers receive their springs quickly and can rely on us for their spring needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 16 lb
Length 27 in
Material Spring Steel
Outside Diameter 1.453 in
Part Type Standard
Rate 2.5 lbs/in
SKU 4063CS
Sugg Max Deflection 25 in
Sugg Max Load 74 lbf
Wind Direction Left
Wire Diameter 0.156 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 7.26 kg
Length 685.8 mm
Material Spring Steel
Outside Diameter 36.91 mm
Part Type Standard
Rate 0.44 N/mm
SKU 4063CS
Sugg Max Deflection 635 mm
Sugg Max Load 329.15 N
Wind Direction Left
Wire Diameter 3.96 mm