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Century Spring

H-18CS - 0.28" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 6 coils and closed & ground ends. This spring features an O.D. of 0.156", and an I.D. of 0.106".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name H-18
Ends Closed & Ground
Finish Zinc
Free Length 0.28 in
Inside Diameter 0.106 in
Material Music Wire
Outside Diameter 0.156 in
Part Type Standard
Rate 62 lbs/in
SKU H-18CS
Solid Length 0.15 in
Suggested Max Deflection 0.09 in
Suggested Max Load 5.4 lbf
Total Coils 6
Wire Diameter 0.025 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name H-18
Ends Closed & Ground
Finish Zinc
Free Length 7.11 mm
Inside Diameter 2.69 mm
Material Music Wire
Outside Diameter 3.96 mm
Part Type Standard
Rate 10.86 N/mm
SKU H-18CS
Solid Length 3.81 mm
Suggested Max Deflection 2.29 mm
Suggested Max Load 24.02 N
Total Coils 6
Wire Diameter 0.64 mm
The H-18 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 H-18CS compression spring is designed with a free length of 0.66" total of 8 coils, and a rate of 8.1 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 H-18 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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