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617CS - 12.50 Inch High Carbon Steel Extension Springs

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

The 617CS is a regular extension spring manufactured by Century Spring. It is made from High Carbon steel and features a zinc finish for added durability. This spring has a wire diameter of 0.105 inches, an outside diameter of 1.062 inches, and a free length of 12.5 inches. With an initial tension of 5 pounds, it can provide a maximum deflection of 15 inches and support a maximum load of 33 pound force. The 617CS is designed with double loop ends and has a spring rate of 1.9 lbs/inch. It is a left-wind spring and is suitable for various applications requiring extension functionality.

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 strive to ship our products quickly. Additionally, we maintain a significant stock of springs, including the 617CS, to ensure that our customers have access to the parts they need when they need them. Furthermore, all our springs are proudly made in the United States, reflecting our commitment to quality and supporting local manufacturing. Trust Century Spring for reliable shipping, ample supply, and high-quality springs for your projects.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Double Loop
Finish Zinc
Initial Tension 6.1 lb
Length 12.5 in
Material High Carbon Steel
Outside Diameter 1.062 in
Part Type Standard
Rate 1.9 lbs/in
SKU 617CS
Sugg Max Deflection 15 in
Sugg Max Load 33 lbf
Wind Direction Left
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Double Loop
Finish Zinc
Initial Tension 2.77 kg
Length 317.5 mm
Material High Carbon Steel
Outside Diameter 26.97 mm
Part Type Standard
Rate 0.33 N/mm
SKU 617CS
Sugg Max Deflection 381 mm
Sugg Max Load 146.78 N
Wind Direction Left
Wire Diameter 2.67 mm