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120CS - 8.50 Inch High Carbon Steel Extension Springs

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

The 120CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and has a zinc finish. This spring has a wire diameter of 0.054 inches, an outside diameter of 0.437 inches, and a free length of 8.5 inches. It has an initial tension of 2 Pound and a maximum deflection of 6.7 inches. The 120CS has a spring rate of 1.5 inches per pound and a maximum load of 12 Pound Force. It features machine hook ends and is suitable for various applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of timely delivery for our customers' projects. That's why we ensure quick shipping so that you can receive your springs when you need them. Additionally, all our products, including the 120CS, are proudly made in the United States. We prioritize quality and craftsmanship, and our American-made springs are built to last. With Century Spring, you can count on reliable shipping and a wide selection of springs to meet your needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 2 lb
Length 8.5 in
Material High Carbon Steel
Outside Diameter 0.437 in
Part Type Standard
Rate 1.5 lbs/in
SKU 120CS
Sugg Max Deflection 6.7 in
Sugg Max Load 12 lbf
Wind Direction Left
Wire Diameter 0.054 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.91 kg
Length 215.9 mm
Material High Carbon Steel
Outside Diameter 11.1 mm
Part Type Standard
Rate 0.26 N/mm
SKU 120CS
Sugg Max Deflection 170.18 mm
Sugg Max Load 53.38 N
Wind Direction Left
Wire Diameter 1.37 mm