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Email:  workholding@hotmail.com
Phone:  888-869-2424
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Heavy Duty 4 Jaw Independent XL Chucks 
 

Sizes 24" to 79"

  • Super Heavy-Duty for Heavy Parts
  • Steel Body
  • Hardened and Ground Master and Top Jaws
  • Extra Long Master Jaws for more rigidity and ajustability

  • Hardened and Ground Operating Screws and Thrust Bearing
Heavy Duty 4-Jaw Independent XL Chucks
Chuck Size Recess Mount Mount Type D Spindle Mount Type A Spindle
600/23.6 2443-2000XL D-8 2443-20D8XL A-8 2443-20A8XL
600/23.6   D-11 2443-2D11XL A-11 2443-2A11XL
700/27.5 2843-2000XL D-8 2843-20D8XL A-8 2843-20A8XL
700/27.5   D-11 2843-2A11XL A-11 2843-2A11XL
800/31.5 3243-2000XL D-11 3243-2D11XL A-11 3243-2A11XL
800/31.5   D-15 3243-2D15XL A-15 3243-2A15XL
900/35.5 3643-2000XL D-11 3643-2D11XL A-11 3643-2A11XL
900/35.5   D-15 3643-2D15XL A-15 3643-2A15XL
1000/39.4 4043-2000XL D-11 4043-2D11XL A-11 4043-2A11XL
1000/39.4   D-15 4043-2D15XL A-15 4043-2A15XL
1000/39.4   D-20 4043-2D20XL A-20 4043-2A20XL
1200/47.2 4843-2000XL D-11 4843-2D11XL A-11 4843-2A11XL
1200/47.2   D-15 4843-2D15XL A-15 4843-2A15XL
1200/47.2   D-20 4843-2D20XL A-20 4843-2A20XL
1400/55 5543-2000XL D-11 5543-2D11XL A-11 5543-2A11XL
1400/55   D-15 5543-2D15XL A-15 5543-2A15XL
1400/55   D-20 5543-2D20XL A-20 5543-2A20XL
1500/59 5943-2000XL D-15 5943-2D15XL A-15 5943-2A15XL
1500/59   D-20 5943-2D20XL A-20 5943-2A20XL
1600/63 6343-2000XL D-15 6343-2D15XL A-15 6343-2A15XL
1600/63   D-20 6343-2D20XL A-20 6343-2A20XL
1800/71 7143-2000XL D-15 7143-2D15XL A-15 7143-2A15XL
1800/71   D-20 7143-2D20XL A-20 7143-2A20XL
1800/71   D-28 7143-2D28XL A-28 7143-2A28XL
2000/79 7943-2000XL D-15 7943-2D15XL A-15 7943-2A15XL
2000/79   D-20 7943-2D20XL A-20 7943-2A20XL
2000/79   D-28 7943-2D28XL A-28 7943-2A28XL
Consult factory for larger sizes.

Dimensional Data
Dimensional
Dimensional Data Heavy Duty 4-Jaw Independent XL Chucks
Size (mm/inch) B C D H E F
600/23.6 150/5.90 235/9.25 300/11.81 8xM20 120/4.72 78/3.07
700/27.5 150/5.90 235/9.25 300/11.81 8xM20 140/5.51 78/3.07
800/31.5 150/5.90 330.2/13.0 380/14.96 8xM24 155/2.91 78/3.07
900/35.4 150/5.90 330.2/13.0 380/14.96 8xM24 160/6.10 78/3.07
1000/39.4 180/7.08 330.2/13.0 380/14.96 8xM24 170/6.69 102/4.01
1200/47 180/7.08 463.6/18.25 520/20.47 8xM24 180/7.08 102/4.01
1400/55 185/7.28 463.6/18.25 520/20.47 8xM24 180/7.08 102/4.01
1500/59 185/7.28 647.6/25.50 720/28.35 8xM30 180/7.08 102/4.01
1600/63 195/7.68 647.6/25.50 720/28.35 8xM30 190/7.48 102/4.01
1800/71 205/8.08 647.6/25.50 720/28.35 8xM30 200/7.87 102/4.01
2000/79 230/9.05 647.6/25.50 720/28.35 8xM30 240/9.45 142/5.59
Dimensional Data Heavy Duty 4-Jaw Independent XL Chucks
Size (mm/inch) J L K T-Slot M rpm Weight
600/23.6 130/5.12 75/2.95 203/7.99 4x22/.866 50/1.968 970 573 lbs
700/27.5 130/5.12 75/2.95 203/7.99 4x22/.866 50/1.968 875 838 lbs
800/31.5 130/5.12 75/2.95 280/11.02 4x22/.866 50/1.968 764 1124 lbs
900/35.4 130/5.12 75/2.95 315/12.04 4x22/.866 50/1.968 679 1378 lbs
1000/39.4 180/7.08 90/3.54 350/13.78 4x22/.866 64/2.519 611 2160 lbs
1200/47 180/7.08 90/3.54 450/17.71 4x22/.866 64/2.519 509 3086 lbs
1400/55 180/7.08 90/3.54 550/21.65 4x22/.866 64/2.519 437 4233 lbs
1500/59 180/7.08 90/3.54 550/21.65 4x22/.866 64/2.519 407 5048 lbs
1600/63 180/7.08 100/3.94 650/25.59 4x28/1.10 64/2.519 382 6063 lbs
1800/71 180/7.08 100/3.94 650/25.59 4x28/1.10 64/2.519 340 7783 lbs
2000/79 245/9.64 120/4.72 800/31.50 4x28/1.10 80/3.149 306 11022 lbs

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