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Century Spring

B1-1CS - 0.38" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 5 coils and closed ends. This spring features an O.D. of 0.36", and an I.D. of 0.314".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name B1-1
Ends Closed
Finish Zinc
Free Length 0.38 in
Inside Diameter 0.314 in
Material Music Wire
Outside Diameter 0.36 in
Part Type Standard
Rate 3.5 lbs/in
SKU B1-1CS
Solid Length 0.14 in
Suggested Max Deflection 0.24 in
Suggested Max Load 0.84 lbf
Total Coils 5
Wire Diameter 0.023 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name B1-1
Ends Closed
Finish Zinc
Free Length 9.65 mm
Inside Diameter 7.98 mm
Material Music Wire
Outside Diameter 9.14 mm
Part Type Standard
Rate 0.61 N/mm
SKU B1-1CS
Solid Length 3.56 mm
Suggested Max Deflection 6.1 mm
Suggested Max Load 3.74 N
Total Coils 5
Wire Diameter 0.58 mm
The B1-1 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 B1-1CS compression spring is designed with a free length of 0.63" total of 17 coils, and a rate of 25 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 B1-1 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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