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5809CS - 3.88 Inch Spring Steel Extension Springs

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

The 5809CS is a regular extension spring manufactured by Century Spring. It features machine hook ends and a zinc finish. This spring has a free length of 3.88 inches and an initial tension of 7 pounds. Made from spring steel, it can withstand a maximum deflection of 2.6 inches and a maximum load of 35 pounds. With an outside diameter of 1 inch and a wire diameter of 0.105 inches, the 5809CS has a rate of 11 lbs/inch. This standard measurement unit spring is designed for various applications.

At Century Spring, we pride ourselves on fast shipping and a significant stock inventory. Our products, including the 5809CS, are proudly made in the United States. We understand the importance of timely delivery and ensuring our customers have access to the springs they need for their projects. With our efficient shipping and ample supply, you can rely on Century Spring for all your spring requirements.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 7 lb
Length 3.88 in
Material Spring Steel
Outside Diameter 1 in
Part Type Standard
Rate 11 lbs/in
SKU 5809CS
Sugg Max Deflection 2.6 in
Sugg Max Load 35 lbf
Wind Direction Left
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 3.17 kg
Length 98.55 mm
Material Spring Steel
Outside Diameter 25.4 mm
Part Type Standard
Rate 1.93 N/mm
SKU 5809CS
Sugg Max Deflection 66.04 mm
Sugg Max Load 155.68 N
Wind Direction Left
Wire Diameter 2.67 mm