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ZZ2-51CS - 0.91 Inch Music Wire Extension Springs

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The ZZ2-51CS is a regular extension spring manufactured by Century Spring. It is made from high-quality Music Wire with a wire diameter of 0.031 inches. This spring has an outer diameter of 0.39 Inch and a free length of 0.91 inches. It has an initial tension of 0.3 Pound and a maximum deflection of 1.3 inches. The ZZ2-51CS has a spring rate of 2.6 lbs/inch and can handle a maximum load of 3.8 Pound Force. With its machine hook ends and left wind direction, this spring is suitable for a wide range of applications.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of getting your springs quickly, which is why we offer efficient shipping options. Our products, including the ZZ2-51CS, are proudly made in the United States, ensuring high-quality craftsmanship. With our commitment to prompt shipping and ample supply, Century Spring is your reliable source for springs to meet your project needs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.3 lb
Length 0.91 in
Material Music Wire
Outside Diameter 0.39 in
Part Type Standard
Rate 2.6 lbs/in
SKU ZZ2-51CS
Sugg Max Deflection 1.3 in
Sugg Max Load 3.8 lbf
Wire Diameter 0.031 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.14 kg
Length 23.11 mm
Material Music Wire
Outside Diameter 9.91 mm
Part Type Standard
Rate 0.46 N/mm
SKU ZZ2-51CS
Sugg Max Deflection 33.02 mm
Sugg Max Load 16.9 N
Wire Diameter 0.79 mm