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Atlas Air Powered Front Mount 16C Dead Length Collet Chucks


No Draw-Tube or Air Feed Tubes Required: for Lathes, Rotary Tables, and Grinders:

Series ATL207-16C

*No Hydraulic System Required
*No Draw Tube or Air Feed Tubes Restricting Spindle Bore
*No Rear Cylinders and Cylinder Adapters
*Low Cost
*Easily Convert any Lathe or Grinder into a Production Machine
*Ideal for Rotary Table Applications
*Change from Collet Chuck to Standard Chuck Quick and Easy
*High Speed 4000 RPM
*High Accuracy Less Than .001 TIR
*Repeats on Duplicate Parts Plus Minus .00015
*Dead Length Design
*For Best Accuracy Use High Quality Crawford Collets
*Lever or Foot Pedal Actuated
*Low Maintenance with Oil Mist Lubrication System
*High Resistance to Coolant and Chip Penetration
*Uses 16C Collets, Range 1/16" (1 m) to 1-5/8" (42.5mm)
*Available in A, D, L, 4 Degree, Threaded and Straight      Recess Mounting


  Collet Chuck ATL207-16C Specifications ATL207-16C
Collet Chuck Order No. with Mount:

Straight Recess Mount
Type A Mount

Type D Mount

Other Mounts
ATL207-16C44-4 Taper

Collet Chuck Supplied with:
2 Filter Bars
2 Air Hoses
1 Fixing Bracket for Hoses
1 16C Collet Wrench
1 Hex Key
Mounting Bolts
Users Manual
A 195mm (7.67") Screw Hole Dia 9mm (0.35") x 3
B 160mm (6.30") Collet Type 16C Collets
C 40mm (1.57") Max. RPM 3500
D 5mm (0.20") Sleeve Stroke 4mm (0.16")
E 112mm (4.41") Air Pressure 3-8 kg/cm2 (42-114 psi)
F 63mm (2.48") Through Hole Dia 40mm (1.57")
G 133mm (5.23") Chuck Weight 14kg (30.8lbs)
H 176mm (6.93") Grip Force 12,300 lbs @ 100 PSI
NOTE: E shown is for model ATL207-16C Collet Chuck with no mounting plate.
Add 3/4" to the E dimension for mounting plate. This will vary slightly depending on the mounting required. If an exact E dimension is required, consult factory.
OPTIONS: Order No: LEV100 Lever Control Package: (Includes: Lever Control, Line Filter, Lubricator and regulator.)
Order No: FOT200 Foot Pedal Control Package: (Includes: Foot Pedal, Line Filter, Lubricator and regulator.)


QCS Workholding LLC
10635 Tower Oaks Boulevard  Suite E
Houston Texas   77070
Toll Free (888) 869-2424

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