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11728CS - 1.13" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 5 coils and closed & ground ends. This spring features an O.D. of 1.078", and an I.D. of 0.828".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name 11728
Ends Closed & Ground
Finish Zinc
Free Length 1.13 in
Inside Diameter 0.828 in
Material Spring Steel
Outside Diameter 1.078 in
Part Type Standard
Rate 135 lbs/in
SKU 11728CS
Solid Length 0.63 in
Suggested Max Deflection 0.42 in
Suggested Max Load 57 lbf
Total Coils 5
Wire Diameter 0.125 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name 11728
Ends Closed & Ground
Finish Zinc
Free Length 28.7 mm
Inside Diameter 21.03 mm
Material Spring Steel
Outside Diameter 27.38 mm
Part Type Standard
Rate 23.64 N/mm
SKU 11728CS
Solid Length 16 mm
Suggested Max Deflection 10.67 mm
Suggested Max Load 253.54 N
Total Coils 5
Wire Diameter 3.18 mm
The compression spring 11728CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the 11728 compression spring design exhibits exceptional tensile strength and resilience.

The 11728 design is manufactured with a free length of 1.13", with an outer diameter of 1.078", an inner diameter of 0.828", and a total of 5 coils, expertly designed to deliver consistent compression characteristics including a rate of 135 lbs/in.

The 11728CS 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 11728 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.