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BB-43CS - 1.25" Spring Steel Compression Spring

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Compression spring manufactured from spring steel with 6 coils and closed & ground ends. This spring features an O.D. of 0.921", and an I.D. of 0.801".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name BB-43
Ends Closed & Ground
Finish Zinc
Free Length 1.25 in
Inside Diameter 0.801 in
Material Spring Steel
Outside Diameter 0.921 in
Part Type Standard
Rate 7.3 lbs/in
SKU BB-43CS
Solid Length 0.36 in
Suggested Max Deflection 0.89 in
Suggested Max Load 6.5 lbf
Total Coils 6
Wire Diameter 0.06 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name BB-43
Ends Closed & Ground
Finish Zinc
Free Length 31.75 mm
Inside Diameter 20.35 mm
Material Spring Steel
Outside Diameter 23.39 mm
Part Type Standard
Rate 1.28 N/mm
SKU BB-43CS
Solid Length 9.14 mm
Suggested Max Deflection 22.61 mm
Suggested Max Load 28.91 N
Total Coils 6
Wire Diameter 1.52 mm
The compression spring BB-43CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the BB-43 compression spring design exhibits exceptional tensile strength and resilience.

The BB-43 design is manufactured with a free length of 1.25", with an outer diameter of 0.921", an inner diameter of 0.801", and a total of 6 coils, expertly designed to deliver consistent compression characteristics including a rate of 7.3 lbs/in.

The BB-43CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring BB-43 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.

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