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Century Spring

154-BCS - 1.38" Music Wire Compression Spring

Inventory Status
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Compression spring manufactured from music wire with 18 coils and closed ends. This spring features an O.D. of 0.188", and an I.D. of 0.148".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 154-B
Ends Closed
Finish Zinc
Free Length 1.38 in
Inside Diameter 0.148 in
Material Music Wire
Outside Diameter 0.188 in
Part Type Standard
Rate 3 lbs/in
SKU 154-BCS
Solid Length 0.38 in
Suggested Max Deflection 0.83 in
Suggested Max Load 2.5 lbf
Total Coils 18
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 154-B
Ends Closed
Finish Zinc
Free Length 35.05 mm
Inside Diameter 3.76 mm
Material Music Wire
Outside Diameter 4.78 mm
Part Type Standard
Rate 0.53 N/mm
SKU 154-BCS
Solid Length 9.65 mm
Suggested Max Deflection 21.08 mm
Suggested Max Load 11.12 N
Total Coils 18
Wire Diameter 0.51 mm
The 154-B 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 154-BCS compression spring is designed with a free length of 1" total of 13.5 coils, and a rate of 4.2 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 154-B 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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