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71630CS - 3" Music Wire Compression Spring

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Compression spring manufactured from music wire with 20.3 coils and closed & ground ends. This spring features an O.D. of 0.48", and an I.D. of 0.318".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 71630
Ends Closed & Ground
Finish None
Free Length 3 in
Inside Diameter 0.318 in
Material Music Wire
Outside Diameter 0.48 in
Part Type Standard
Rate 53 lbs/in
SKU 71630CS
Solid Length 1.64 in
Suggested Max Deflection 0.95 in
Suggested Max Load 50 lbf
Total Coils 20.3
Wire Diameter 0.081 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 71630
Ends Closed & Ground
Finish None
Free Length 76.2 mm
Inside Diameter 8.08 mm
Material Music Wire
Outside Diameter 12.19 mm
Part Type Standard
Rate 9.28 N/mm
SKU 71630CS
Solid Length 41.66 mm
Suggested Max Deflection 24.13 mm
Suggested Max Load 222.4 N
Total Coils 20.3
Wire Diameter 2.06 mm
The 71630 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 71630CS compression spring is designed with a free length of 2.75" total of 19.9 coils, and a rate of 50 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 71630 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.