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Century Spring

73531CS - 6" Oil Tempered Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from oil tempered with 6.5 coils and closed & ground ends. This spring features an O.D. of 4.156", and an I.D. of 2.97".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 73531
Ends Closed & Ground
Finish None
Free Length 6 in
Inside Diameter 2.97 in
Material Oil Tempered
Outside Diameter 4.156 in
Part Type Standard
Rate 873 lbs/in
SKU 73531CS
Solid Length 3.85 in
Suggested Max Deflection 1.4 in
Suggested Max Load 1239 lbf
Total Coils 6.5
Wire Diameter 0.593 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 73531
Ends Closed & Ground
Finish None
Free Length 152.4 mm
Inside Diameter 75.44 mm
Material Oil Tempered
Outside Diameter 105.56 mm
Part Type Standard
Rate 152.86 N/mm
SKU 73531CS
Solid Length 97.79 mm
Suggested Max Deflection 35.56 mm
Suggested Max Load 5511.07 N
Total Coils 6.5
Wire Diameter 15.06 mm
The 73531 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 73531CS compression spring is designed with a free length of 16" total of 15.8 coils, and a rate of 225 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 73531 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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