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73189CS - 4" Oil Tempered Compression Spring

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Compression spring manufactured from oil tempered with 6.25 coils and closed & ground ends. This spring features an O.D. of 2.906", and an I.D. of 2.22".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 73189
Ends Closed & Ground
Finish None
Free Length 4 in
Inside Diameter 2.22 in
Material Oil Tempered
Outside Diameter 2.906 in
Part Type Standard
Rate 278 lbs/in
SKU 73189CS
Solid Length 2.14 in
Suggested Max Deflection 1.4 in
Suggested Max Load 392 lbf
Total Coils 6.25
Wire Diameter 0.343 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 73189
Ends Closed & Ground
Finish None
Free Length 101.6 mm
Inside Diameter 56.39 mm
Material Oil Tempered
Outside Diameter 73.81 mm
Part Type Standard
Rate 48.68 N/mm
SKU 73189CS
Solid Length 54.36 mm
Suggested Max Deflection 35.56 mm
Suggested Max Load 1743.62 N
Total Coils 6.25
Wire Diameter 8.71 mm
The 73189 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality oil tempered 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 73189CS compression spring is designed with a free length of 10" total of 13.8 coils, and a rate of 66 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 73189 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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