Century Spring

3869CS - 3.25" Spring Steel Compression Spring

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Compression spring manufactured from spring steel with 19.5 coils and closed & ground ends. This spring features an O.D. of 0.75", and an I.D. of 0.5".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3869
Ends Closed & Ground
Finish Zinc
Free Length 3.25 in
Inside Diameter 0.5 in
Material Spring Steel
Outside Diameter 0.75 in
Part Type Standard
Rate 82 lbs/in
SKU 3869CS
Solid Length 2.44 in
Suggested Max Deflection 0.81 in
Suggested Max Load 67 lbf
Total Coils 19.5
Wire Diameter 0.125 in
The 3869 compression spring is engineered for optimal performance in demanding applications. Constructed from high-quality spring steel 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 3869CS compression spring is designed with a free length of 0.47" total of 4.5 coils, and a rate of 17 lbs/in providing a balanced combination of flexibility and strength. This spring coil, and its closed end configuration allows for efficient energy storage and release, making it suitable for applications requiring precise motion control.

The 3869 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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