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71646CS - 0.5" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 3.75 coils and closed & ground ends. This spring features an O.D. of 0.54", and an I.D. of 0.448".

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

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 71646
Ends Closed & Ground
Finish None
Free Length 0.5 in
Inside Diameter 0.448 in
Material Music Wire
Outside Diameter 0.54 in
Part Type Standard
Rate 31 lbs/in
SKU 71646CS
Solid Length 0.17 in
Suggested Max Deflection 0.31 in
Suggested Max Load 9.7 lbf
Total Coils 3.75
Wire Diameter 0.046 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 71646
Ends Closed & Ground
Finish None
Free Length 12.7 mm
Inside Diameter 11.38 mm
Material Music Wire
Outside Diameter 13.72 mm
Part Type Standard
Rate 5.43 N/mm
SKU 71646CS
Solid Length 4.32 mm
Suggested Max Deflection 7.87 mm
Suggested Max Load 43.15 N
Total Coils 3.75
Wire Diameter 1.17 mm
The compression spring 71646CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality music wire, the 71646 compression spring design exhibits exceptional tensile strength and resilience.

The 71646 design is manufactured with a free length of 0.5", with an outer diameter of 0.54", an inner diameter of 0.448", and a total of 3.75 coils, expertly designed to deliver consistent compression characteristics including a rate of 31 lbs/in.

The 71646CS 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 71646 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.