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BB-84CS - 0.69" Music Wire Compression Spring

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Compression spring manufactured from music wire with 10 coils and closed ends. This spring features an O.D. of 0.203", and an I.D. of 0.149".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name BB-84
Ends Closed
Finish None
Free Length 0.69 in
Inside Diameter 0.149 in
Material Music Wire
Outside Diameter 0.203 in
Part Type Standard
Rate 18 lbs/in
SKU BB-84CS
Solid Length 0.3 in
Suggested Max Deflection 0.3 in
Suggested Max Load 5.3 lbf
Total Coils 10
Wire Diameter 0.027 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name BB-84
Ends Closed
Finish None
Free Length 17.53 mm
Inside Diameter 3.78 mm
Material Music Wire
Outside Diameter 5.16 mm
Part Type Standard
Rate 3.15 N/mm
SKU BB-84CS
Solid Length 7.62 mm
Suggested Max Deflection 7.62 mm
Suggested Max Load 23.57 N
Total Coils 10
Wire Diameter 0.69 mm
The BB-84 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-84CS compression spring is designed with a free length of 1.06" total of 27 coils, and a rate of 7.1 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 BB-84 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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