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Century Spring

75571CS - 1.437" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 7.5 coils and closed & ground ends. This spring features an O.D. of 0.531", and an I.D. of 0.453".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 75571
Ends Closed & Ground
Finish Zinc
Free Length 1.437 in
Inside Diameter 0.453 in
Material Music Wire
Outside Diameter 0.531 in
Part Type Metric
Rate 5.497 lbs/in
SKU 75571CS
Solid Length 0.295 in
Suggested Max Deflection 1.134 in
Suggested Max Load 6.234 lbf
Total Coils 7.5
Wire Diameter 0.039 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 75571
Ends Closed & Ground
Finish Zinc
Free Length 36.5 mm
Inside Diameter 11.51 mm
Material Music Wire
Outside Diameter 13.49 mm
Part Type Metric
Rate 0.96 N/mm
SKU 75571CS
Solid Length 7.49 mm
Suggested Max Deflection 28.8 mm
Suggested Max Load 27.73 N
Total Coils 7.5
Wire Diameter 0.99 mm
The 75571 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 75571CS compression spring is designed with a free length of 0.945" total of 5.5 coils, and a rate of 7.199 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 75571 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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