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3840CS - 0.84" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 5.5 coils and closed & ground ends. This spring features an O.D. of 0.593", and an I.D. of 0.449".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 3840
Ends Closed & Ground
Finish Zinc
Free Length 0.84 in
Inside Diameter 0.449 in
Material Spring Steel
Outside Diameter 0.593 in
Part Type Standard
Rate 78 lbs/in
SKU 3840CS
Solid Length 0.4 in
Suggested Max Deflection 0.27 in
Suggested Max Load 21 lbf
Total Coils 5.5
Wire Diameter 0.072 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 3840
Ends Closed & Ground
Finish Zinc
Free Length 21.34 mm
Inside Diameter 11.4 mm
Material Spring Steel
Outside Diameter 15.06 mm
Part Type Standard
Rate 13.66 N/mm
SKU 3840CS
Solid Length 10.16 mm
Suggested Max Deflection 6.86 mm
Suggested Max Load 93.41 N
Total Coils 5.5
Wire Diameter 1.83 mm
The compression spring 3840CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the 3840 compression spring design exhibits exceptional tensile strength and resilience.

The 3840 design is manufactured with a free length of 0.84", with an outer diameter of 0.593", an inner diameter of 0.449", and a total of 5.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 78 lbs/in.

The 3840CS compression spring is ideally suited for use in a wide range of mechanical assemblies, including but not limited to automotive suspension systems, industrial machinery, and electronic devices.

In summary, the compression spring 3840 design stands out for its superior material properties, thoughtful design, and versatility in application. It is a prime choice for engineers committed to excellence and innovation in their projects.