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I-47 - 0.94 Inch Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from Spring Steel with 12 coils and Closed & Ground ends. This spring features an O.D. of 0.531 Inch, and an I.D. of 0.406 Inch.

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name I-47
Ends Closed & Ground
Finish None
Free Length 0.94 in
Inside Diameter 0.406 in
Material Spring Steel
Outside Diameter 0.531 in
Part Type Standard
Rate 21 lbs/in
SKU I-47CS
Solid Length 0.74 in
Suggested Max Deflection 0.19 in
Suggested Max Load 4 lbf
Total Coils 12
Wire Diameter 0.0625 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name I-47
Ends Closed & Ground
Finish None
Free Length 23.88 mm
Inside Diameter 10.31 mm
Material Spring Steel
Outside Diameter 13.49 mm
Part Type Standard
Rate 3.68 N/mm
SKU I-47CS
Solid Length 18.8 mm
Suggested Max Deflection 4.83 mm
Suggested Max Load 17.79 N
Total Coils 12
Wire Diameter 1.59 mm
The compression spring I-47CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality hard drawn, the I-47 compression spring design exhibits exceptional tensile strength and resilience.

The I-47 design is manufactured with a free length of 0.94", with an outer diameter of 0.531", an inner diameter of 0.406", and a total of 12 coils, expertly designed to deliver consistent compression characteristics including a rate of 21 lbs/in.

The I-47CS 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 I-47 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.