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Century Spring

76661CS - 2.953" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 11.8 coils and closed & ground ends. This spring features an O.D. of 1.039", and an I.D. of 0.724".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 76661
Ends Closed & Ground
Finish None
Free Length 2.953 in
Inside Diameter 0.724 in
Material Music Wire
Outside Diameter 1.039 in
Part Type Metric
Rate 131.536 lbs/in
SKU 76661CS
Solid Length 1.858 in
Suggested Max Deflection 1.174 in
Suggested Max Load 154.359 lbf
Total Coils 11.8
Wire Diameter 0.157 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 76661
Ends Closed & Ground
Finish None
Free Length 75.01 mm
Inside Diameter 18.39 mm
Material Music Wire
Outside Diameter 26.39 mm
Part Type Metric
Rate 23.03 N/mm
SKU 76661CS
Solid Length 47.19 mm
Suggested Max Deflection 29.82 mm
Suggested Max Load 686.59 N
Total Coils 11.8
Wire Diameter 3.99 mm
The 76661 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 76661CS compression spring is designed with a free length of 2.756" total of 9.9 coils, and a rate of 456.864 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 76661 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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