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72445CS - 3.50 Inch Music Wire Compression Springs

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The 72445CS is a regular compression spring manufactured by Century Spring. It is made from Music Wire and has no finish. This spring has a wire diameter of 0.115 inches, an outer diameter of 0.975 inches, and a free length of 3.5 inches. It has a spring rate of 36 lbs/inch and a maximum load of 68 Pound Force. The 72445CS is a closed and ground spring, meaning the ends are squared and the surface is smooth. It has a total of 13 coils and a solid length of 1.5 inches. This standard compression spring is suitable for various applications.

At Century Spring, we offer fast shipping and maintain a significant stock inventory. Our products, including the 72445CS, are proudly made in the United States. With our reliable shipping and ample supply, Century Spring ensures that customers can quickly receive the springs they need for their projects.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 3.5 in
Inside Diameter 0.745 in
Material Music Wire
Outside Diameter 0.975 in
Part Type Standard
Rate 36 lbs/in
SKU 72445CS
Solid Length 1.5 in
Suggested Max Deflection 1.9 in
Suggested Max Load 68 lbf
Total Coils 13
Wire Diameter 0.115 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Closed & Ground
Finish None
Free Length 88.9 mm
Inside Diameter 18.92 mm
Material Music Wire
Outside Diameter 24.77 mm
Part Type Standard
Rate 6.3 N/mm
SKU 72445CS
Solid Length 38.1 mm
Suggested Max Deflection 48.26 mm
Suggested Max Load 302.46 N
Total Coils 13
Wire Diameter 2.92 mm