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55 - 3 Inch Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from Spring Steel with 12.5 coils and Closed & Ground ends. This spring features an O.D. of 0.875 Inch, and an I.D. of 0.693 Inch.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 55
Ends Closed & Ground
Finish Zinc
Free Length 3 in
Inside Diameter 0.693 in
Material Spring Steel
Outside Diameter 0.875 in
Part Type Standard
Rate 19 lbs/in
SKU 55CS
Solid Length 1.14 in
Suggested Max Deflection 1.4 in
Suggested Max Load 28 lbf
Total Coils 12.5
Wire Diameter 0.091 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 55
Ends Closed & Ground
Finish Zinc
Free Length 76.2 mm
Inside Diameter 17.6 mm
Material Spring Steel
Outside Diameter 22.23 mm
Part Type Standard
Rate 3.33 N/mm
SKU 55CS
Solid Length 28.96 mm
Suggested Max Deflection 35.56 mm
Suggested Max Load 124.54 N
Total Coils 12.5
Wire Diameter 2.31 mm
The compression spring 55CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality hard drawn, the 55 compression spring design exhibits exceptional tensile strength and resilience.

The 55 design is manufactured with a free length of 3", with an outer diameter of 0.875", an inner diameter of 0.693", and a total of 12.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 19 lbs/in.

The 55CS 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 55 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.