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KK-99CS - 0.81" Spring Steel Compression Spring

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Compression spring manufactured from spring steel with 13.5 coils and closed & ground ends. This spring features an O.D. of 0.188", and an I.D. of 0.098".

Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name KK-99
Ends Closed & Ground
Finish Zinc
Free Length 0.81 in
Inside Diameter 0.098 in
Material Spring Steel
Outside Diameter 0.188 in
Part Type Standard
Rate 179 lbs/in
SKU KK-99CS
Solid Length 0.61 in
Suggested Max Load 17 lbf
Total Coils 13.5
Wire Diameter 0.045 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name KK-99
Ends Closed & Ground
Finish Zinc
Free Length 20.57 mm
Inside Diameter 2.49 mm
Material Spring Steel
Outside Diameter 4.78 mm
Part Type Standard
Rate 31.34 N/mm
SKU KK-99CS
Solid Length 15.49 mm
Suggested Max Load 75.62 N
Total Coils 13.5
Wire Diameter 1.14 mm
The compression spring KK-99CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the KK-99 compression spring design exhibits exceptional tensile strength and resilience.

The KK-99 design is manufactured with a free length of 0.81", with an outer diameter of 0.188", an inner diameter of 0.098", and a total of 13.5 coils, expertly designed to deliver consistent compression characteristics including a rate of 179 lbs/in.

The KK-99CS 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 KK-99 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.