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Century Spring

73516CS - 12" Oil Tempered Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from oil tempered with 12.5 coils and closed & ground ends. This spring features an O.D. of 4.156", and an I.D. of 3.156".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 73516
Ends Closed & Ground
Finish None
Free Length 12 in
Inside Diameter 3.156 in
Material Oil Tempered
Outside Diameter 4.156 in
Part Type Standard
Rate 175 lbs/in
SKU 73516CS
Solid Length 6.25 in
Suggested Max Deflection 4.4 in
Suggested Max Load 778 lbf
Total Coils 12.5
Wire Diameter 0.5 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 73516
Ends Closed & Ground
Finish None
Free Length 304.8 mm
Inside Diameter 80.16 mm
Material Oil Tempered
Outside Diameter 105.56 mm
Part Type Standard
Rate 30.64 N/mm
SKU 73516CS
Solid Length 158.75 mm
Suggested Max Deflection 111.76 mm
Suggested Max Load 3460.54 N
Total Coils 12.5
Wire Diameter 12.7 mm
The 73516 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 73516CS compression spring is designed with a free length of 10" total of 10.5 coils, and a rate of 216 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 73516 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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