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4201CS - 1.56" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 10.3 coils and closed & ground ends. This spring features an O.D. of 0.5", and an I.D. of 0.318".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 4201
Ends Closed & Ground
Finish Black Oxide
Free Length 1.56 in
Inside Diameter 0.318 in
Material Spring Steel
Outside Diameter 0.5 in
Part Type Standard
Rate 175 lbs/in
SKU 4201CS
Solid Length 0.93 in
Suggested Max Deflection 0.27 in
Suggested Max Load 47 lbf
Total Coils 10.3
Wire Diameter 0.091 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 4201
Ends Closed & Ground
Finish Black Oxide
Free Length 39.62 mm
Inside Diameter 8.08 mm
Material Spring Steel
Outside Diameter 12.7 mm
Part Type Standard
Rate 30.64 N/mm
SKU 4201CS
Solid Length 23.62 mm
Suggested Max Deflection 6.86 mm
Suggested Max Load 209.06 N
Total Coils 10.3
Wire Diameter 2.31 mm
The compression spring 4201CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the 4201 compression spring design exhibits exceptional tensile strength and resilience.

The 4201 design is manufactured with a free length of 1.56", with an outer diameter of 0.5", an inner diameter of 0.318", and a total of 10.3 coils, expertly designed to deliver consistent compression characteristics including a rate of 175 lbs/in.

The 4201CS 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 4201 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.