Century Spring

U-43CS - 0.28" Music Wire Compression Spring

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Compression spring manufactured from music wire with 3 coils and closed ends. This spring features an O.D. of 0.843", and an I.D. of 0.805".

NOTE: The spring rate value for compression springs with 4 coils or less is a reference value.

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name U-43
Ends Closed
Finish None
Free Length 0.28 in
Inside Diameter 0.805 in
Material Music Wire
Outside Diameter 0.843 in
Part Type Standard
Rate 0.33 lbs/in
SKU U-43CS
Solid Length 0.08 in
Suggested Max Deflection 0.21 in
Suggested Max Load 0.07 lbf
Total Coils 3
Wire Diameter 0.019 in
The compression spring U-43CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the U-43 compression spring design exhibits exceptional tensile strength and resilience.

The U-43 design is manufactured with a free length of 0.28", with an outer diameter of 0.843", an inner diameter of 0.805", and a total of 3 coils, expertly designed to deliver consistent compression characteristics including a rate of 0.33 lbs/in.

The U-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 U-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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