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5449CS - 1.38 Inch Spring Steel Extension Springs

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

The 5449CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and features a zinc finish. This spring has a wire diameter of 0.047 inches, an outside diameter of 0.437 inches, and a free length of 1.38 inches. It has an initial tension of 1 Pound and a maximum deflection of 0.85 inches. The 5449CS has a maximum load capacity of 8.4 Pound Force. It is equipped with machine hook ends and has a left wind direction. This extension spring is suitable for various applications that require reliable tension and flexibility.

At Century Spring, we take pride in our fast shipping and extensive inventory. We understand the importance of getting your springs quickly, which is why we prioritize efficient shipping processes. Additionally, our substantial stock ensures that we have a wide range of springs readily available for immediate shipment. What sets us apart is that all our products, including the 5449CS, are made right here in the United States. We believe in maintaining high standards of quality and supporting local manufacturing. With Century Spring, you can trust that you will receive top-notch springs promptly to meet your project needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 1 lb
Length 1.38 in
Material Spring Steel
Outside Diameter 0.437 in
Part Type Standard
Rate 8.4 lbs/in
SKU 5449CS
Sugg Max Deflection 0.85 in
Sugg Max Load 8.4 lbf
Wind Direction Left
Wire Diameter 0.047 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.45 kg
Length 35.05 mm
Material Spring Steel
Outside Diameter 11.1 mm
Part Type Standard
Rate 1.47 N/mm
SKU 5449CS
Sugg Max Deflection 21.59 mm
Sugg Max Load 37.36 N
Wind Direction Left
Wire Diameter 1.19 mm