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446CS - 1.81 Inch Spring Steel Extension Springs

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

The 446CS 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 0.036 Inch and an outside diameter of 0.25 inches. The free length of the 446CS is 1.81 inches, and it has an initial tension of 1 Pound. With a maximum deflection of 0.88 Inch and a maximum load of 6.8 Pound Force, this extension spring is suitable for a variety of applications. The 446CS has machine hook ends and a spring rate of 6.1 inches per pound.

Century Spring takes pride in offering fast shipping and maintaining a significant stock inventory. Our springs, including the 446CS, are proudly made in the United States. Whether you need a single spring or a large quantity, we ensure that you will receive your order promptly. With Century Spring, you can rely on high-quality springs and excellent customer service to meet your needs.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 1 lb
Length 1.81 in
Material Spring Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 6.1 lbs/in
SKU 446CS
Sugg Max Deflection 0.88 in
Sugg Max Load 6.8 lbf
Wind Direction Left
Wire Diameter 0.036 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 0.45 kg
Length 45.97 mm
Material Spring Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 1.07 N/mm
SKU 446CS
Sugg Max Deflection 22.35 mm
Sugg Max Load 30.25 N
Wind Direction Left
Wire Diameter 0.91 mm