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ZZ3-70CS - 2.25 Inch Music Wire Extension Springs

Inventory Status
Estimated Lead Time

The ZZ3-70CS is a regular extension spring manufactured by Century Spring. It is made from high-quality Music Wire and has a plain finish. This spring has a wire diameter of 0.031 inches, an outer diameter of 0.188 inches, and a free length of 2.25 inches. It has an initial tension of 1 Pound and a maximum deflection of 1.2 inches. The ZZ3-70CS has a spring rate of 5.6 lbs/inch and a maximum load capacity of 8.2 Pound Force. It features machine hooks on both ends, providing secure attachment. This regular extension spring is suitable for various applications, offering reliable tension and flexibility.

At Century Spring, we prioritize fast shipping and maintain a significant stock inventory. We understand the importance of timely delivery, and our efficient shipping process ensures that you receive your springs promptly. Additionally, all our products, including the ZZ3-70CS, are proudly made in the United States. We take pride in our commitment to manufacturing quality springs locally, ensuring consistent performance and durability. With Century Spring, you can rely on our extensive inventory and efficient shipping to meet your spring needs efficiently.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 1 lb
Length 2.25 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 5.6 lbs/in
SKU ZZ3-70CS
Sugg Max Deflection 1.2 in
Sugg Max Load 8.2 lbf
Wind Direction Left
Wire Diameter 0.031 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Machine Hook
Finish None
Initial Tension 0.45 kg
Length 57.15 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 0.98 N/mm
SKU ZZ3-70CS
Sugg Max Deflection 30.48 mm
Sugg Max Load 36.47 N
Wind Direction Left
Wire Diameter 0.79 mm