ATLASCHUCKS.Com
Quality Precision Atlas Workholding Scroll Chucks, Power Chucks,  and Collet Chucks

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Email:  workholding@hotmail.com
Phone:  888-869-2424
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Pratt Burnerd/Atlas
Forged Steel 3-Jaw
Self-centering Scroll Chucks
Series 332

Self-Centering Series 332 3 Jaw Universal Chucks 
 

Series 332 Heavy-Duty Flatback, A, L, and D Type Mountings, Sizes 20" thru 32"

  • One year warranty
     
  • Steel body
  • Sizes 20" thru 32"
  • Maximum .003" TIR using nominating pinion
  • .001" Repeatability using nominating pinion
  • Two-piece American Standard tongue and groove jaws
  • Nitride hardened and ground scroll
  • Three hardened pinions
  • Larger chuck sizes available upon request
Chuck Size Flatback
Chuck No.		 Type A Spindle Type L Spindle Fits Camlock 
Spindle Type D
    Size Chuck No. Size Chuck No. Size Chuck No.
20" 2033-2000 A-8 2033-20A8 L-1 2033-20L1 D-8 2033-20D8
20" --- A-11 2033-2A11 L-2 2033-20L2 D-11 2033-2D11
24" 2433-2000 A-8 2433-20A8 L-2 2433-20L2 D-8 2433-20D8
24" --- A-11 2433-2A11   --- D-11 2433-2D11
28" 2833-2000 A-15 2833-2A15 L-2 2833-20L2 D-11 2833-2D11
28" --- A-20 2833-2A20   ---   ---
32" 3233-2000 A-15 3233-2A15 L-3 3233-20L3 D-11 3233-2D11
32"   A-20 3233-2A20  
Consult factory for chucks sizes larger than 32".
Dimensional Imformation
Dimensional Data for Universal Flatback Mounting Chucks
Chuck Dia. B1 B3 B4 B5 B6 B7 B15 J10 RPM
20" 19.6" 15.748" 5.51"(1) .236" 18.03" M-16 4.17" 3.26" 1100
24" 23.6" 21.456" 9.094"(1) .236" 23.07" M-16 4.25" 3.26" 850
28" 27.5" 23.818" 10.23" .236" 25.98" M-16 5.25" 3.96" 750
32" 31.5" 27.755" 10.23" .236" 29.99" M-16 5.25" 3.66" 600
Note: Dimensions are for flatback chucks; for A, D or L mounted chucks dimension B15 will vary, add approx. 1" to B15 dimension.
(1) Model No. 2033-2A11 and 2433-2A11 have a 6.5" thru-hole.

QCS Workholding LLC
18611 West Windhaven Terrace Trail
Cypress Texas  77433
Email:  workholding@hotmail.com
Phone:  888-869-2424