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Atlas Dust-Proof 3-Jaw Scroll Chucks with 1.5X60 Degree Jaws

Dust Proof Chuck Medium-Duty Flatback, D and A Type Mounting: Sizes 6″ thru 12″

  • Uses 1.5X60 degree master jaws and top jaws to utilize Kitagawa type power chuck jaws.
  • One year warranty
  • Standard chuck sizes 6″ thru 12″
  • Maximum .003″ TIR using nominating pinion.
  • Hardened scroll
  • Three hardened pinions
  • SG Iron bodies
Self-Centering 3 Jaw Universal SG Iron Body Chucks with 1.5X60 degree jaws
Chuck SizeFlatback Chuck No.Type D SpindleType A Spindle
SizeChuck No.SizeChuck No.
6"06DP300D-406DP321A-406DP309
6"--------------A-506DP310
8"08DP300D-408DP321-------
8"-------D-508DP322A-508DP310
8"D-608DP323A-608DP311
10"10DP300D-510DP322A-510DP310
10"-------D-610DP323A-610DP311
10"-------D-810DP324A-810DP312
12"12DP300D-612DP323A-612DP311
12"-------D-812DP324A-812DP312
Dimensions for Universal Flatback Mounting Chucks with Two-piece Jaws (in/mm)
B1B3B4B5B6B7B9B10B11B15B12Max RPM
6.30"/1604.92"/1251.45"/37.157"/45.51"/140M-104.65"/1181.85"/47.47"/122.80"/711.062"/272500
7.87"/2006.30"/1601.97"/50.157"/46.93"/176M-105.35"/1362.17"/55.55"/143.19"/811.181"/302000
9.84"/2507.87"/2002.76"/70.196/58.81"/224M-125.83"/1482.28"/58.63"/163.54"/901.377"/351600
12.40"/31510.23"/2603.94"/100.196/511.26"/286M-126.30"/1602.36"/60.83"/213.937"/1001.575"/401300
Note: Dimensions are for flatback chucks; for D or A mounted chucks dimension B15 will vary.