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Century Spring

70866CS - 2.25" Music Wire Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from music wire with 18.4 coils and closed & ground ends. This spring features an O.D. of 0.3", and an I.D. of 0.236".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 70866
Ends Closed & Ground
Finish None
Free Length 2.25 in
Inside Diameter 0.236 in
Material Music Wire
Outside Diameter 0.3 in
Part Type Standard
Rate 4.8 lbs/in
SKU 70866CS
Solid Length 0.59 in
Suggested Max Deflection 1.3 in
Suggested Max Load 6.1 lbf
Total Coils 18.4
Wire Diameter 0.032 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 70866
Ends Closed & Ground
Finish None
Free Length 57.15 mm
Inside Diameter 5.99 mm
Material Music Wire
Outside Diameter 7.62 mm
Part Type Standard
Rate 0.84 N/mm
SKU 70866CS
Solid Length 14.99 mm
Suggested Max Deflection 33.02 mm
Suggested Max Load 27.13 N
Total Coils 18.4
Wire Diameter 0.81 mm
The 70866 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 70866CS compression spring is designed with a free length of 2" total of 16.8 coils, and a rate of 4.5 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 70866 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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