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Century Spring

75304CS - 1.181" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 8.68 coils and closed & ground ends. This spring features an O.D. of 0.295", and an I.D. of 0.251".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 75304
Ends Closed & Ground
Finish Zinc
Free Length 1.181 in
Inside Diameter 0.251 in
Material Music Wire
Outside Diameter 0.295 in
Part Type Metric
Rate 2.44 lbs/in
SKU 75304CS
Solid Length 0.186 in
Suggested Max Deflection 0.88 in
Suggested Max Load 2.147 lbf
Total Coils 8.68
Wire Diameter 0.022 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 75304
Ends Closed & Ground
Finish Zinc
Free Length 30 mm
Inside Diameter 6.38 mm
Material Music Wire
Outside Diameter 7.49 mm
Part Type Metric
Rate 0.43 N/mm
SKU 75304CS
Solid Length 4.72 mm
Suggested Max Deflection 22.35 mm
Suggested Max Load 9.55 N
Total Coils 8.68
Wire Diameter 0.56 mm
The 75304 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 75304CS compression spring is designed with a free length of 1.083" total of 8.1 coils, and a rate of 2.224 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 75304 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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