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ATLAS ATL18-A8 18" Size 3 Jaw Lathe Chuck

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Item #
  • Brand: ATLAS
  • Model #: ATL18-A8
  • Chuck Size: 18"
  • Spindle: A1-8
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ATLAS ATL18-A8 18" Size 3 Jaw Lathe Chuck is no longer available for purchase.

For additional information, please contact one of our customer service representatives at 1-800-221-0270.

Product Specifications
More Information
Model # ATL18-A8
Chuck Size 18"
Spindle A1-8
Mount Rear
Thru Hole 4.62"
Tool Material Forged Steel Body
Self Centering Yes
Type Power Chuck
Accuracy ±.00075"
Body Material STEEL
Body Thickness 5.236"
Chuck Diameter 17.71"
Description_Item ATLAS 3 Jaw Direct A Mount Power Chuck, 18", Thru Hole: 4.62", MODEL # ATL18-A8
Material Steel Body
Maximum Grip 40,380 ft/lbs.
Maximum Rotational Speed 2,000
No. of Jaws 3
Passage Diameter 4.62"
Prop. 65 Yes
Repeatability ±.00075"
Series A
Size 18"
Taper A-8
TIR Repeatability ±.00075"
Total Thickness 6.30"
Weight 396 lbs.
Country of Origin IMPORT
Shipping Restrictions TRUCK SHIP ONLY (DROP SHIP ITE

Prop 65 Warning

Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.



  • Interchangeable with Kitagawa® B200 series chucks.
  • Reduces scrap and/or reworked parts.
  • Long-life & reduced friction = high gripping forces.


  • Sizes up to 18" = 1.5mm pitch x 60° serrations, 20" & 24" = 3.0mm x 60° serrations.
  • Repeatability: up to 15" ±.0005", 18" to 24" ±.00075"
  • Body and parts made of high grade steel.
  • Hardened and ground chuck components.
  • Large thru-hole.
  • Quick change cover plate for closed center applications
Ships direct from factory.


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