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BB-61CS - 0.63" Music Wire Compression Spring

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Compression spring manufactured from music wire with 8 coils and closed & ground ends. This spring features an O.D. of 0.25", and an I.D. of 0.21".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name BB-61
Ends Closed & Ground
Finish None
Free Length 0.63 in
Inside Diameter 0.21 in
Material Music Wire
Outside Diameter 0.25 in
Part Type Standard
Rate 3.2 lbs/in
SKU BB-61CS
Solid Length 0.16 in
Suggested Max Deflection 0.47 in
Suggested Max Load 1.5 lbf
Total Coils 8
Wire Diameter 0.02 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name BB-61
Ends Closed & Ground
Finish None
Free Length 16 mm
Inside Diameter 5.33 mm
Material Music Wire
Outside Diameter 6.35 mm
Part Type Standard
Rate 0.56 N/mm
SKU BB-61CS
Solid Length 4.06 mm
Suggested Max Deflection 11.94 mm
Suggested Max Load 6.67 N
Total Coils 8
Wire Diameter 0.51 mm
The BB-61 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 BB-61CS compression spring is designed with a free length of 0.17" total of 6 coils, and a rate of 2.3 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 BB-61 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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