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5109CS - 3 Inch High Carbon Steel Extension Springs

Inventory Status
Estimated Lead Time

The 5109CS 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 free length of 3 inches and an initial tension of 12 pounds. It has an outside diameter of 0.562 inches and a wire diameter of 0.091 inches. The 5109CS has a maximum deflection of 0.85 inches and a maximum load of 44 pound force. It is equipped with machine hook ends and has a spring rate of 38 lbs/inch. This standard extension spring is suitable for various applications.

At Century Spring, we pride ourselves on fast shipping and a significant stock inventory. We understand the importance of timely delivery for our customers, which is why we strive to process and ship orders quickly. In addition, our ample stock ensures that we have a wide range of springs available for immediate shipment. As an American company, all of our springs, including the 5109CS, are proudly made in the United States. You can rely on Century Spring for quality products and efficient service.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 12 lb
Length 3 in
Material High Carbon Steel
Outside Diameter 0.562 in
Part Type Standard
Rate 38 lbs/in
SKU 5109CS
Sugg Max Deflection 0.85 in
Sugg Max Load 44 lbf
Wind Direction Left
Wire Diameter 0.091 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 5.44 kg
Length 76.2 mm
Material High Carbon Steel
Outside Diameter 14.27 mm
Part Type Standard
Rate 6.65 N/mm
SKU 5109CS
Sugg Max Deflection 21.59 mm
Sugg Max Load 195.71 N
Wind Direction Left
Wire Diameter 2.31 mm