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Features
  • 6.45” (165mm) chuck diameter
  • 3 jaw and 2 jaw models
  • QC precision change jaw system
  • Standard and long stroke models
  • 1.375” (35mm) through hole
  • Precision fit master jaws to minimize jaw lift
  • Hardened chuck body, actuators, and master jaws, for long term accuracy and performance
Repeating Accuracy
  • .0001” (0.0025mm) TIR
Unit of Measure
Accuracy1 N/A .0001 in0.0025 mm

No. of Jaws

 N/A 2

Through Hole

 N/A 1.375 in35 mm
Jaw Stroke2 N/A .270 in6.9 mm

Actuator Stroke

 N/A .510 in13.0 mm

Max. Draw Tube Force

 N/A 2,425 lbs10.8 kN

Min. Draw Tube Force

 N/A 350 lbf1.5 kN
Max. Clamp Force3 N/A 4,515 lbs20.1 kN
Max. Speed4 N/A 4,000 rpm
Chuck Weight5 N/A 25.2 lb11.4 kg
Moment of Inertia6 N/A .99 lb-ft²0.04 kg-m²

N/A

  • Blank draw tube adapter
  • Blank top jaws, chuck lubricant, and grease guns are sold separately.

N/A

  • Threaded draw tube adapters are furnished on request
  • A2-5, 140mm flat nose as well as other spindle mounting plates are available on request.
  • 1 Accuracy is the total indicator reading (radial and lateral runout) of a master gage measured 1.00” (25.4mm) from the top face of the standard top jaw at 1/2 max draw tube force.
  • 2 Total jaw stroke.
  • 3 Total clamping force.
  • 4 Maximum speed with standard top jaw at max draw tube force.
  • 5 Without top jaws and spindle mounting plate.
  • 6 Without top jaws and spindle mounting plate.