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72539CS - 1.25" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 4.63 coils and closed & ground ends. This spring features an O.D. of 1.1", and an I.D. of 0.908".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72539
Ends Closed & Ground
Finish None
Free Length 1.25 in
Inside Diameter 0.908 in
Material Music Wire
Outside Diameter 1.1 in
Part Type Standard
Rate 45 lbs/in
SKU 72539CS
Solid Length 0.44 in
Suggested Max Deflection 0.81 in
Suggested Max Load 36 lbf
Total Coils 4.63
Wire Diameter 0.096 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72539
Ends Closed & Ground
Finish None
Free Length 31.75 mm
Inside Diameter 23.06 mm
Material Music Wire
Outside Diameter 27.94 mm
Part Type Standard
Rate 7.88 N/mm
SKU 72539CS
Solid Length 11.18 mm
Suggested Max Deflection 20.57 mm
Suggested Max Load 160.13 N
Total Coils 4.63
Wire Diameter 2.44 mm
The 72539 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 72539CS compression spring is designed with a free length of 1" total of 4 coils, and a rate of 50 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 72539 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.