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7003 - 5.31 Inch Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from Spring Steel with 20.5 coils and Closed ends. This spring features an O.D. of 1.125 Inch, and an I.D. of 0.813 Inch.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 7003
Ends Closed
Finish Zinc
Free Length 5.31 in
Inside Diameter 0.813 in
Material Spring Steel
Outside Diameter 1.125 in
Part Type Standard
Rate 50 lbs/in
SKU 7003CS
Solid Length 3.39 in
Suggested Max Deflection 1.9 in
Suggested Max Load 96 lbf
Total Coils 20.5
Wire Diameter 0.156 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 7003
Ends Closed
Finish Zinc
Free Length 134.87 mm
Inside Diameter 20.65 mm
Material Spring Steel
Outside Diameter 28.58 mm
Part Type Standard
Rate 8.76 N/mm
SKU 7003CS
Solid Length 86.11 mm
Suggested Max Deflection 48.26 mm
Suggested Max Load 427.01 N
Total Coils 20.5
Wire Diameter 3.96 mm
The compression spring 7003CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality hard drawn, the 7003 compression spring design exhibits exceptional tensile strength and resilience.

The 7003 design is manufactured with a free length of 5.31", with an outer diameter of 1.125", an inner diameter of 0.813", and a total of 20.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 50 lbs/in.

The 7003CS 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 7003 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.