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Century Spring

AA-99CS - 0.81" Spring Steel Compression Spring

Inventory Status
Estimated Lead Time

Compression spring manufactured from spring steel with 11 coils and closed & ground ends. This spring features an O.D. of 0.25", and an I.D. of 0.156".

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Unit System
Specs (in standard)
Label Value
Brand Century Spring
Display Name AA-99
Ends Closed & Ground
Finish Gold Iridite
Free Length 0.81 in
Inside Diameter 0.156 in
Material Spring Steel
Outside Diameter 0.25 in
Part Type Standard
Rate 93 lbs/in
SKU AA-99CS
Solid Length 0.52 in
Suggested Max Deflection 0.16 in
Suggested Max Load 15 lbf
Total Coils 11
Wire Diameter 0.047 in
Specs (in metric)
Label Value
Brand Century Spring
Display Name AA-99
Ends Closed & Ground
Finish Gold Iridite
Free Length 20.57 mm
Inside Diameter 3.96 mm
Material Spring Steel
Outside Diameter 6.35 mm
Part Type Standard
Rate 16.28 N/mm
SKU AA-99CS
Solid Length 13.21 mm
Suggested Max Deflection 4.06 mm
Suggested Max Load 66.72 N
Total Coils 11
Wire Diameter 1.19 mm
The compression spring AA-99CS is an essential component designed for applications requiring reliable force and energy storage. Crafted from high-quality spring steel, the AA-99 compression spring design exhibits exceptional tensile strength and resilience.

The AA-99 design is manufactured with a free length of 0.81", with an outer diameter of 0.25", an inner diameter of 0.156", and a total of 11 coils, expertly designed to deliver consistent compression characteristics including a rate of 93 lbs/in.

The AA-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 AA-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.

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