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Century Spring

3440CS - 6" Spring Steel Compression Spring

Inventory Status
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Compression spring manufactured from spring steel with 18 coils and closed & ground ends. This spring features an O.D. of 1.5", and an I.D. of 1.29".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3440
Ends Closed & Ground
Finish Zinc
Free Length 6 in
Inside Diameter 1.29 in
Material Spring Steel
Outside Diameter 1.5 in
Part Type Standard
Rate 4 lbs/in
SKU 3440CS
Solid Length 1.89 in
Suggested Max Deflection 4.1 in
Suggested Max Load 17 lbf
Total Coils 18
Wire Diameter 0.105 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3440
Ends Closed & Ground
Finish Zinc
Free Length 152.4 mm
Inside Diameter 32.77 mm
Material Spring Steel
Outside Diameter 38.1 mm
Part Type Standard
Rate 0.7 N/mm
SKU 3440CS
Solid Length 48.01 mm
Suggested Max Deflection 104.14 mm
Suggested Max Load 75.62 N
Total Coils 18
Wire Diameter 2.67 mm
The 3440 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 3440CS compression spring is designed with a free length of 2.69" total of 11 coils, and a rate of 41 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 3440 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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