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12740CS - 1" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 5.5 coils and closed ends. This spring features an O.D. of 0.578", and an I.D. of 0.502".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 12740
Ends Closed
Finish Zinc
Free Length 1 in
Inside Diameter 0.502 in
Material Spring Steel
Outside Diameter 0.578 in
Part Type Standard
Rate 5.4 lbs/in
SKU 12740CS
Solid Length 0.25 in
Suggested Max Deflection 0.68 in
Suggested Max Load 3.7 lbf
Total Coils 5.5
Wire Diameter 0.038 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 12740
Ends Closed
Finish Zinc
Free Length 25.4 mm
Inside Diameter 12.75 mm
Material Spring Steel
Outside Diameter 14.68 mm
Part Type Standard
Rate 0.95 N/mm
SKU 12740CS
Solid Length 6.35 mm
Suggested Max Deflection 17.27 mm
Suggested Max Load 16.46 N
Total Coils 5.5
Wire Diameter 0.97 mm
The compression spring 12740CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the 12740 compression spring design exhibits exceptional tensile strength and resilience.

The 12740 design is manufactured with a free length of 1", with an outer diameter of 0.578", an inner diameter of 0.502", and a total of 5.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 5.4 lbs/in.

The 12740CS 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 12740 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.