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Century Spring

4020CS - 6.25" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 6.75 coils and closed & ground ends. This spring features an O.D. of 4", and an I.D. of 2.75".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 4020
Ends Closed & Ground
Finish None
Free Length 6.25 in
Inside Diameter 2.75 in
Material Spring Steel
Outside Diameter 4 in
Part Type Standard
Rate 1201 lbs/in
SKU 4020CS
Solid Length 4.22 in
Suggested Max Deflection 1.1 in
Suggested Max Load 1327 lbf
Total Coils 6.75
Wire Diameter 0.625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 4020
Ends Closed & Ground
Finish None
Free Length 158.75 mm
Inside Diameter 69.85 mm
Material Spring Steel
Outside Diameter 101.6 mm
Part Type Standard
Rate 210.3 N/mm
SKU 4020CS
Solid Length 107.19 mm
Suggested Max Deflection 27.94 mm
Suggested Max Load 5902.5 N
Total Coils 6.75
Wire Diameter 15.88 mm
The compression spring 4020CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the 4020 compression spring design exhibits exceptional tensile strength and resilience.

The 4020 design is manufactured with a free length of 6.25", with an outer diameter of 4", an inner diameter of 2.75", and a total of 6.75 coils, expertly designed to deliver consistent compression characteristics including a rate of 1201 lbs/in.

The 4020CS 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 4020 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.

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