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Century Spring

72479CS - 3" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 12.3 coils and closed & ground ends. This spring features an O.D. of 0.975", and an I.D. of 0.679".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72479
Ends Closed & Ground
Finish None
Free Length 3 in
Inside Diameter 0.679 in
Material Music Wire
Outside Diameter 0.975 in
Part Type Standard
Rate 120 lbs/in
SKU 72479CS
Solid Length 1.81 in
Suggested Max Deflection 1.2 in
Suggested Max Load 139 lbf
Total Coils 12.3
Wire Diameter 0.148 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72479
Ends Closed & Ground
Finish None
Free Length 76.2 mm
Inside Diameter 17.25 mm
Material Music Wire
Outside Diameter 24.77 mm
Part Type Standard
Rate 21.01 N/mm
SKU 72479CS
Solid Length 45.97 mm
Suggested Max Deflection 30.48 mm
Suggested Max Load 618.27 N
Total Coils 12.3
Wire Diameter 3.76 mm
The 72479 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality music wire and designed with precision and durability in mind, this spring is an essential component for a variety of mechanical systems where reliable force and resilience are paramount.

The 72479CS compression spring is designed with a free length of 2.5" total of 10.4 coils, and a rate of 125 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed & ground end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The 72479 spring design is ideal for use in industrial machinery, automotive systems, and various mechanical assemblies where reliable force application is crucial. Its robust construction and thoughtful design make it a dependable choice for engineers seeking a high-performance spring solution.

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