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ZZ3-38CS - 1.03 Inch Music Wire Extension Springs

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The ZZ3-38CS is an extension spring manufactured by Century Spring. This regular extension spring is made from high-quality music wire and does not have a finish. It has a free length of 1.03 inches and an initial tension of 0.1 pound. With a maximum deflection of 2.1 inches and a maximum load capacity of 2 pounds, this spring is suitable for various applications. The ZZ3-38CS has an outside diameter of 0.25 inches and a wire diameter of 0.021 inches. It features full loop ends and has a spring rate of 0.86 lbs/inch.

At Century Spring, we take pride in our fast shipping and extensive stock inventory. We understand the importance of timely delivery and maintaining a wide range of products to meet our customers' needs. All of our springs, including the ZZ3-38CS, are proudly made in the United States. With Century Spring, you can expect reliable shipping and access to the springs you require for your projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.1 lb
Length 1.03 in
Material Music Wire
Outside Diameter 0.25 in
Part Type Standard
Rate 0.86 lbs/in
SKU ZZ3-38CS
Sugg Max Deflection 2.1 in
Sugg Max Load 2 lbf
Wire Diameter 0.021 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.05 kg
Length 26.16 mm
Material Music Wire
Outside Diameter 6.35 mm
Part Type Standard
Rate 0.15 N/mm
SKU ZZ3-38CS
Sugg Max Deflection 53.34 mm
Sugg Max Load 8.9 N
Wire Diameter 0.53 mm