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Diaphragm Chuck

Choose up to 5 models for either request from the chart below.

Advantages of a diaphragm chuck  

  • Completely sealed from harsh environments.
  • Jaw motion provides pullback feature.
  • No metal-to-metal moving parts.
  • Counterbalanced for higher operating speeds.
  • No lubrication required, maintenance free.
  • Uniform, adjustable clamping pressures.
  • Workholding for all metal, composite, ceramic and glass materials.

Applications

  • Grinding, turning, boring, milling, measuring, inspection, material handling, robotics, CNC, EDM.
  • All Machines: rotating, stationary, vertical, horizontal.   
  • Universal workholding: external, thin-wall, rigid.

Guaranteed Accuracy

  • Radial - .000020 inch T.I.R.
  • Axial - .000010 inch T.I.R.

Productivity

  • Simple loading and unloading. No indicating or adjusting.
  • Automatic self-centering.
  • Uniform, adjustable holding pressure.
  • Automatic or manual operation.

Reliability

  • No metal-to-metal moving parts for extremely long life.
  • Counterbalanced to operate at high speeds.
  • Built-in, self-contained air cylinder.
  • Built-in safety features.

The Precision Workholding source

  • Workholding leader in accuracy, reliability, repeatability, concentricity and productivity.
  • Standard chuck sizes from 3-inch to 10-inch.
  • Specials up to 18-inch.
  • Coolant-thru or air-thru models available.
  • Custom designed top tooling. Special jaws and back stops, engineered and manufactured to adhere to your workpiece tolerance.

 



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Item #

Item Name

Size

Radial Accuracy

Axial Accuracy

Max. Speed

Weight

Standard Chucking Range

DPH-300 3 Inch Diaphragm Chuck 3 Inch 0.000020" TIR 0.000010" TIR 15000 rpm 3.4 lb 0 to 2.5 Inch
DPH-300W 3 Inch Coolant-through Diaphragm Chuck 3 Inch 0.000020" TIR 0.000010" TIR 15000 rpm 3.4 lb 0 to 2.5 Inch
DPH-300I 3 Inch Non-rotating Air Tube Diaphragm Chuck 3 Inch 0.000020" TIR 0.000010" TIR 15000 rpm 3.5 lb 0 to 2.5 Inch
DPH-400 4 Inch Dia. Diaphragm Chuck 4 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 5.6 lb 0 to 3.0 Inch
DPH-400CB 4 Inch Dia. 5/8" Counter Bore Diaphragm Chuck 4 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 5.6 lb 0 to 3.0 Inch
DPH-400CBW 4 Inch Coolant-through 5/8" Counter Bore Diaphragm Chuck 4 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 5.6 lb 0 to 3.0 Inch
DPH-400W 4 Inch Coolant-through Diaphragm Chuck 4 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 5.6 lb 0 to 3.0 Inch
DPH-400I 4 Inch Non-Rotating Air Tube Diaphragm Chuck 4 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 5.6 lb 0 to 3.0 Inch
DPH-500 5 Inch Diaphragm Chuck 5 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 9.8 lb 0 to 4.1 Inch
DPH-500I 5 Inch Non-Rotating Air Feed Tube Diaphragm Chuck 5 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 9.8 lb 0 to 4.1 Inch
DPH-500W 5 Inch Coolant-through Diaphragm Chuck 5 Inch 0.000020" TIR 0.000010" TIR 12000 rpm 9.8 lb 0 to 4.1 Inch
DPH-600 6 Inch Diaphragm Chuck 6 Inch 0.000020" TIR 0.000010" TIR 10000 rpm 16.1 lb 0 to 4.8 Inch
DPH-600W 6 Inch Coolant-through Diaphragm Chuck 6 Inch 0.000020" TIR 0.000010" TIR 10000 rpm 16.1 lb 0 to 4.8 Inch
DPH-600I 6 Inch Non-rotating Air Feed Tube Diaphragm Chuck 6 Inch 0.000020" TIR 0.000010" TIR 10000 rpm 16.3 lb 0 to 4.8 Inch
DPH-600L 6 Inch Low Profile Diaphragm Chuck 6 Inch 0.000020" TIR 0.000010" TIR 3000 rpm 13 lb 0 to 4.8 Inch
DPH-600LI 6 Inch Low Profile Non-Rotating Air Feed Tube Diaphragm Chuck 6 Inch 0.000020" TIR 0.000010" TIR 3000 rpm 13 lb 0 to 4.8 Inch
DPH-600LW 6 Inch Low Profile Coolant-through Diaphragm Chuck 6 Inch 0.000020" TIR 0.000010" TIR 3000 rpm 13 lb 0 to 4.8 Inch
DPH-700 7 Inch Diaphragm Chuck 7 Inch 0.000020" TIR 0.000010" TIR 10000 rpm 31.3 lb 0 to 5.5 Inch
DPH-700W 7 Inch Coolant-through Diaphragm Chuck 7 Inch 0.000020" TIR 0.000010" TIR 10000 rpm 31.3 lb 0 to 5.5 Inch
DPH-700L 7 Inch Low Profile Diaphragm Chuck 7 Inch 0.000020" TIR 0.000010" TIR 3000 rpm 23.2 lb 0 to 5.5 Inch
DPH-700LW 7 Inch Low Profile Coolant-through Diaphragm Chuck 7 Inch 0.000020" TIR 0.000010" TIR 3000 rpm 23.2 lb 0 to 5.5 Inch
DPH-700LIW 7 Inch Low Profile Coolant-Through Non- Rotating Air Feed Tube Diaphragm Chuck 7 Inch 0.000020" TIR 0.000010" TIR 3000 rpm 23.2 lb 0 to 5.5 Inch
DPH-800 8 Inch Diaphragm Chuck 8 Inch 0.000050" TIR 0.000050" TIR 8000 rpm 40.8 lb 0 to 6.5 Inch
DPH-800W 8 Inch Coolant-through Diaphragm Chuck 8 Inch 0.000050" TIR 0.000050" TIR 8000 rpm 40.8 lb 0 to 6.5 Inch
DPH-800L 8 Inch Low Profile Diaphragm Chuck 8 Inch 0.000050" TIR 0.000050" TIR 3000 rpm 30.1 lb 0 to 6.5 Inch
  Results 1 - 25 of 32 1 2 
NORTHFIELD PRECISION INSTRUMENT CORP.
4400 Austin Blvd.  |  Box 550  |  Island Park, NY 11558
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