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Century Spring

73129CS - 5" Oil Tempered Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from oil tempered with 7.9 coils and closed & ground ends. This spring features an O.D. of 2.687", and an I.D. of 2.001".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 73129
Ends Closed & Ground
Finish None
Free Length 5 in
Inside Diameter 2.001 in
Material Oil Tempered
Outside Diameter 2.687 in
Part Type Standard
Rate 262 lbs/in
SKU 73129CS
Solid Length 2.71 in
Suggested Max Deflection 1.6 in
Suggested Max Load 422 lbf
Total Coils 7.9
Wire Diameter 0.343 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 73129
Ends Closed & Ground
Finish None
Free Length 127 mm
Inside Diameter 50.83 mm
Material Oil Tempered
Outside Diameter 68.25 mm
Part Type Standard
Rate 45.88 N/mm
SKU 73129CS
Solid Length 68.83 mm
Suggested Max Deflection 40.64 mm
Suggested Max Load 1877.06 N
Total Coils 7.9
Wire Diameter 8.71 mm
The 73129 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 73129CS compression spring is designed with a free length of 4" total of 6.5 coils, and a rate of 343 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 73129 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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