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680CS - 9 Inch High Carbon Steel Extension Springs

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

The 680CS is a regular extension spring manufactured by Century Spring. It is made from hard-drawn steel with a zinc finish. This spring has a wire diameter of 0.12 inches, an outside diameter of 1 inches, and a free length of 9 Inches. It has an initial tension of 12 Pound and a maximum deflection of 6.1 Inches. The 680CS has a spring rate of 6.9 lbs/inch and a maximum load of 52 Pound Force. It features machine hook ends and is suitable for various applications requiring extension springs.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery, which is why we ensure that our products, including the 680CS, are readily available for shipment. Additionally, we are proud to manufacture all of our springs in the United States, guaranteeing quality and supporting local industries. With Century Spring, you can rely on quick and efficient service, along with a wide range of high-quality 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 12 lb
Length 9 in
Material High Carbon Steel
Outside Diameter 1 in
Part Type Standard
Rate 6.9 lbs/in
SKU 680CS
Sugg Max Deflection 6.1 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 228.6 mm
Material High Carbon Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 1.21 N/mm
SKU 680CS
Sugg Max Deflection 154.94 mm
Sugg Max Load 231.3 N
Wind Direction Left
Wire Diameter 3.05 mm