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Century Spring

Z-65CS - 0.75" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 8 coils and closed ends. This spring features an O.D. of 0.312", and an I.D. of 0.262".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name Z-65
Ends Closed
Finish Zinc
Free Length 0.75 in
Inside Diameter 0.262 in
Material Music Wire
Outside Diameter 0.312 in
Part Type Standard
Rate 4 lbs/in
SKU Z-65CS
Solid Length 0.23 in
Suggested Max Deflection 0.53 in
Suggested Max Load 2.1 lbf
Total Coils 8
Wire Diameter 0.025 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name Z-65
Ends Closed
Finish Zinc
Free Length 19.05 mm
Inside Diameter 6.65 mm
Material Music Wire
Outside Diameter 7.92 mm
Part Type Standard
Rate 0.7 N/mm
SKU Z-65CS
Solid Length 5.84 mm
Suggested Max Deflection 13.46 mm
Suggested Max Load 9.34 N
Total Coils 8
Wire Diameter 0.64 mm
The Z-65 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 Z-65CS compression spring is designed with a free length of 1.5" total of 11 coils, and a rate of 18 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 Z-65 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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