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Century Spring

72811CS - 2" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 5.75 coils and closed & ground ends. This spring features an O.D. of 1.46", and an I.D. of 1.164".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 72811
Ends Closed & Ground
Finish None
Free Length 2 in
Inside Diameter 1.164 in
Material Music Wire
Outside Diameter 1.46 in
Part Type Standard
Rate 80 lbs/in
SKU 72811CS
Solid Length 0.85 in
Suggested Max Deflection 1.1 in
Suggested Max Load 92 lbf
Total Coils 5.75
Wire Diameter 0.148 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 72811
Ends Closed & Ground
Finish None
Free Length 50.8 mm
Inside Diameter 29.57 mm
Material Music Wire
Outside Diameter 37.08 mm
Part Type Standard
Rate 14.01 N/mm
SKU 72811CS
Solid Length 21.59 mm
Suggested Max Deflection 27.94 mm
Suggested Max Load 409.22 N
Total Coils 5.75
Wire Diameter 3.76 mm
The 72811 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 72811CS compression spring is designed with a free length of 1.5" total of 4.63 coils, and a rate of 97 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 72811 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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