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ZZ4-58CS - 1.25 Inch Music Wire Extension Springs

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Estimated Lead Time

The ZZ4-58CS is a regular extension spring made by Century Spring. It is made from Music Wire and has a natural finish. This spring has a wire diameter of 0.02 inches, an outside diameter of 0.125 inches, and a free length of 1.25 inches. It has an initial tension of 0.6 Pound and a maximum deflection of 0.77 inches. The ZZ4-58CS has a spring rate of 3.7 lbs/inch and a maximum load of 3.5 Pound Force. It features machine hooks on both ends for easy installation. This regular extension spring is suitable for a wide range of applications.

At Century Spring, we understand the importance of fast shipping and maintaining a substantial stock inventory. We are proud to say that our products, including the ZZ4-58CS, are made in the United States. With our efficient shipping and ample supply, we ensure that our customers receive the springs they need promptly. Whether you're working on a small project or a large-scale production, Century Spring is your reliable source for high-quality springs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.6 lb
Length 1.25 in
Material Music Wire
Outside Diameter 0.125 in
Part Type Standard
Rate 3.7 lbs/in
SKU ZZ4-58CS
Sugg Max Deflection 0.77 in
Sugg Max Load 3.5 lbf
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.27 kg
Length 31.75 mm
Material Music Wire
Outside Diameter 3.18 mm
Part Type Standard
Rate 0.65 N/mm
SKU ZZ4-58CS
Sugg Max Deflection 19.56 mm
Sugg Max Load 15.57 N
Wire Diameter 0.51 mm