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Century Spring

75565CS - 0.689" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 5.5 coils and closed & ground ends. This spring features an O.D. of 0.433", and an I.D. of 0.355".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 75565
Ends Closed & Ground
Finish Zinc
Free Length 0.689 in
Inside Diameter 0.355 in
Material Music Wire
Outside Diameter 0.433 in
Part Type Metric
Rate 16.873 lbs/in
SKU 75565CS
Solid Length 0.217 in
Suggested Max Deflection 0.449 in
Suggested Max Load 7.576 lbf
Total Coils 5.5
Wire Diameter 0.039 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 75565
Ends Closed & Ground
Finish Zinc
Free Length 17.5 mm
Inside Diameter 9.02 mm
Material Music Wire
Outside Diameter 11 mm
Part Type Metric
Rate 2.95 N/mm
SKU 75565CS
Solid Length 5.51 mm
Suggested Max Deflection 11.4 mm
Suggested Max Load 33.7 N
Total Coils 5.5
Wire Diameter 0.99 mm
The 75565 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 75565CS compression spring is designed with a free length of 2.323" total of 20.5 coils, and a rate of 5.196 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 75565 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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