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81083CS - 4.50 Inch Music Wire Extension Springs

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Estimated Lead Time

The 81083CS is a regular extension spring manufactured by Century Spring. This spring is made from high-quality Music Wire and has a durable finish. With a wire diameter of 0.09 Inch and an outer diameter of 1.25 inches, it has a free length of 4.5 inches. The 81083CS has an initial tension of 2 Pound and a maximum deflection of 7.7 inches. It is capable of handling a maximum load of 21 Pound Force. This extension spring features full loop ends, making it suitable for a variety of applications.

At Century Spring, we pride ourselves on our fast shipping and extensive stock inventory. We understand the importance of quick turnaround times, which is why we prioritize efficient shipping to ensure our customers receive their springs promptly. Additionally, all our products, including the 81083CS, are proudly made in the United States. With our commitment to quality and availability, Century Spring is your trusted source for springs that meet your specific needs.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 2 lb
Length 4.5 in
Material Music Wire
Outside Diameter 1.25 in
Part Type Standard
Rate 2.5 lbs/in
SKU 81083CS
Sugg Max Deflection 7.7 in
Sugg Max Load 21 lbf
Wire Diameter 0.09 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.91 kg
Length 114.3 mm
Material Music Wire
Outside Diameter 31.75 mm
Part Type Standard
Rate 0.44 N/mm
SKU 81083CS
Sugg Max Deflection 195.58 mm
Sugg Max Load 93.41 N
Wire Diameter 2.29 mm