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ZZ3-63CS - 2.09 Inch Spring Steel Extension Springs

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The ZZ3-63CS is a regular extension spring manufactured by Century Spring. It is made from spring steel and has a zinc finish. This spring has a wire diameter of 0.0625 inches, an outer diameter of 0.437 inches, and a free length of 2.09 inches. It has an initial tension of 4.4 Pound and a maximum deflection of 0.93 inches. The ZZ3-63CS has a spring rate of 16 lbs/inch and a maximum load of 19 Pound Force. It features machine hook ends and a left wind direction. This regular extension spring from Century Spring is suitable for a wide range of applications.

At Century Spring, we offer fast shipping and maintain a significant stock inventory. Our products, including the ZZ3-63CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 4.4 lb
Length 2.09 in
Material Spring Steel
Outside Diameter 0.437 in
Part Type Standard
Rate 16 lbs/in
SKU ZZ3-63CS
Sugg Max Deflection 0.93 in
Sugg Max Load 19 lbf
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish Zinc
Initial Tension 2 kg
Length 53.09 mm
Material Spring Steel
Outside Diameter 11.1 mm
Part Type Standard
Rate 2.8 N/mm
SKU ZZ3-63CS
Sugg Max Deflection 23.62 mm
Sugg Max Load 84.51 N
Wire Diameter 1.59 mm