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146CS - 8.50 Inch High Carbon Steel Extension Springs

Inventory Status
Limited Availability

The 146CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and features a zinc finish. This spring has a wire diameter of 0.12 inches, an outside diameter of 1 inches, and a free length of 8.5 inches. With an initial tension of 12 Pound, it provides a maximum deflection of 5.4 Inch and can support a maximum load of 52 Pound Force. The 146CS is equipped with machine hooks on both ends and has a spring rate of 7.7 lbs/inch. It is a left-wound spring, designed for standard applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and that's why we offer efficient shipping options to ensure our customers receive their springs promptly. Additionally, our significant stock inventory means that we have a wide range of springs readily available for immediate shipment. As an American company, we are proud to manufacture our products in the United States, ensuring high-quality springs for all your needs. Trust Century Spring for reliable shipping, ample supply, and top-notch American-made springs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 12 lb
Length 8.5 in
Material High Carbon Steel
Outside Diameter 1 in
Part Type Standard
Rate 7.7 lbs/in
SKU 146CS
Sugg Max Deflection 5.4 in
Sugg Max Load 52 lbf
Wind Direction Left
Wire Diameter 0.12 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 5.44 kg
Length 215.9 mm
Material High Carbon Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 1.35 N/mm
SKU 146CS
Sugg Max Deflection 137.16 mm
Sugg Max Load 231.3 N
Wind Direction Left
Wire Diameter 3.05 mm