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131CS - 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 131CS is a regular extension spring manufactured by Century Spring. It features a durable High Carbon steel construction with a zinc finish for added protection against corrosion. This spring has a free length of 8.5 inches and an initial tension of 2 pounds. It has a maximum deflection of 11 inches and a maximum load capacity of 16 pound force. With an outside diameter of 0.75 inches and a wire diameter of 0.072 inches, this spring has a rate of 1.2 inches per pound. The 131CS is designed with machine hook ends and is suitable for various applications requiring reliable extension springs.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, and our efficient shipping ensures that you receive your springs promptly. Additionally, our significant stock inventory ensures that we have the springs you need readily available. We are committed to providing high-quality products that are made in the United States, delivering reliability and durability for your 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 2 lb
Length 8.5 in
Material High Carbon Steel
Outside Diameter 0.75 in
Part Type Standard
Rate 1.2 lbs/in
SKU 131CS
Sugg Max Deflection 11 in
Sugg Max Load 16 lbf
Wind Direction Left
Wire Diameter 0.072 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 19.05 mm
Part Type Standard
Rate 0.21 N/mm
SKU 131CS
Sugg Max Deflection 279.4 mm
Sugg Max Load 71.17 N
Wind Direction Left
Wire Diameter 1.83 mm