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Century Spring

10721CS - 3" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 16 coils and closed & ground ends. This spring features an O.D. of 0.718", and an I.D. of 0.478".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 10721
Ends Closed & Ground
Finish Zinc
Free Length 3 in
Inside Diameter 0.478 in
Material Spring Steel
Outside Diameter 0.718 in
Part Type Standard
Rate 100 lbs/in
SKU 10721CS
Solid Length 1.92 in
Suggested Max Deflection 0.73 in
Suggested Max Load 73 lbf
Total Coils 16
Wire Diameter 0.12 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 10721
Ends Closed & Ground
Finish Zinc
Free Length 76.2 mm
Inside Diameter 12.14 mm
Material Spring Steel
Outside Diameter 18.24 mm
Part Type Standard
Rate 17.51 N/mm
SKU 10721CS
Solid Length 48.77 mm
Suggested Max Deflection 18.54 mm
Suggested Max Load 324.7 N
Total Coils 16
Wire Diameter 3.05 mm
The compression spring 10721CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the 10721 compression spring design exhibits exceptional tensile strength and resilience.

The 10721 design is manufactured with a free length of 3", with an outer diameter of 0.718", an inner diameter of 0.478", and a total of 16 coils, expertly designed to deliver consistent compression characteristics including a rate of 100 lbs/in.

The 10721CS 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 10721 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.

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