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72446CS - 4" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 14.4 coils and closed & ground ends. This spring features an O.D. of 0.975", and an I.D. of 0.745".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72446
Ends Closed & Ground
Finish None
Free Length 4 in
Inside Diameter 0.745 in
Material Music Wire
Outside Diameter 0.975 in
Part Type Standard
Rate 32 lbs/in
SKU 72446CS
Solid Length 1.65 in
Suggested Max Deflection 2.1 in
Suggested Max Load 68 lbf
Total Coils 14.4
Wire Diameter 0.115 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72446
Ends Closed & Ground
Finish None
Free Length 101.6 mm
Inside Diameter 18.92 mm
Material Music Wire
Outside Diameter 24.77 mm
Part Type Standard
Rate 5.6 N/mm
SKU 72446CS
Solid Length 41.91 mm
Suggested Max Deflection 53.34 mm
Suggested Max Load 302.46 N
Total Coils 14.4
Wire Diameter 2.92 mm
The 72446 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 72446CS compression spring is designed with a free length of 3.5" total of 13 coils, and a rate of 31 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 72446 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.