The CB-NDR is a patented Dead Length design for use with servo stop bar loaders. Unlike conventional dead length collet chucks, the NDR is actuated as the draw tube is drawn toward the machine spindle to prevent the bar from being pushed off the servo stop.

CB-NDR Features
  • Pull to Close Dead Length design produces no pull back and will not push the bar off the servo stop
  • Radial adjusting screws to true-up the chuck assembly within .0002” (0.005mm)
  • Lubricated-for-life design requires
  • more
Unit of Measure

Collet Model

SK80BZI

Max. Clamping Diameter

3.250 in82.5 mm

Min. Clamping Diameter

0.500 in12 mm

Spindle Nose

A2-8

Accuracy

.0008 in0.020 mm

Clamping Range

+/- .020 in+/- 0.5 mm

Linear Chuck Stroke

.480 in12.2 mm

Max. Clamp Force

25,853 lbs115 kN

Max. Speed

5,000 rpm

Max. Draw Tube Thread

M90x2

Weight

57.8 lb26.2 kg

A Dimension

6.5 in165.1 mm

B Dimension

1.105 in28.07 mm

C Dimension

8.250 in209.6 mm

Item No.

15 080 301