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AIR COLLET CLOSERS

  • THE EXPANDED FAMILY OF DUNHAM AIR COLLET CLOSERS INCLUDE (LEFT TO RIGHT) THE STANDARD, 3,600 RPM HIGH SPEED AND THE 6,000 RPM OIL MIST MODEL AND DOUBLE PISTON MODEL..ALL AIR ACTUATED, FOR 5C, 2J & 16C COLLETS.

 

SPECIFICATIONS

 STANDARD
5C OR 2J		 OIL MIST
5C		 HIGH PRESSURE
5C OR 2J		 OIL MIST
16C
Main body diameter (in.) A 6 6 8-1/2 7-7/8
Overall length (in.) B 7 7 6-3/4 8-1/2
Spindle adapter length (in.) C 2-1/2 2-1/2 2-1/2 2-1/2
Spindle adapter O.D. (in.) D 2-7/8 2-7/8 2-7/8 -
Draw tube O.D. 5C collets (in.) 1-3/8 1-3/8 1-3/8 2-5/64
Draw tube O.D. 2J collets (in.) 1-3/4 N/A 1-3/4 -
Draw bar pull @ 100 p.s.i. 1,600 1,990 2,700 3040
Draw bar push @ 100 p.s.i. 600 1,620 3,100 1200
Stroke-standard (optional) 5/16 (1 in.) 5/16 (1 in.) 3/4 5/16
Maximum spindle speed (rpm) 3,600 6,000 2,400 4300
Weight 14lb., 11oz. 14lb., 11oz. 17lb., 9oz. 37lb.
 
Model Number and Description Air Collet Closers
Part Number
Part Description
DACC
Air collet closer without blank machinable spindle mounting adapter. Does not include draw tube; 3,600 rpm max. Pull force = 1,650 lbs at 100 P.S.I. For 5C Collets.
DACCOM
Air collet closer (oil mist cooled) without blank machinable spindle mounting adapter. Does not include draw tube; 4,500 rpm constant, 6,000 rpm intermittent. Pull force = 1,990 lbs at 100 P.S.I. For 5C Collets.
DACCHI
Includes draw tube. Pull force = 1,760 lbs at 100 P.S.I. Air collet closer (high speed 6,000 rpm) without machinable spindle mounting adapter (no through hole). For 5C Collets.
DACC27
Pull force = 2,700 lbs at 100 P.S.I. Air collet closer (high pressure) with machinable spindle mounting adapter (with 1" through hole) For 5C Collets.
DACC272J
Air collet closer (high pressure) without machinable spindle mounting adapter. Does not include draw tube. For 2J Collets.
DACC16C
Air collet closer without blank machinable spindle mounting adapter (with 1 5/8" thru hole). Does not include drawtube; 5000 RPM Max; Pull force 3040 lbs. For 16C Collets.
00602100A
Draw Tub Seal - Mounts to ID of Air Closer.
DACCDP
Air Collet Closer 5C 1 1/16" thru hole, 3,600 RPM max, Pull Force 2,700 lbs.
 
Air Collet Closer Accessories
DACCMAM
Machinable mounting adapter to customer dimensions, straight bore
DACCMAT
Machinable mounting adapter to customer dimensions, threaded bore
SEAL-OPTION
Special seal around piston to reduce contamination
HARD OPTION
Special hard coating on piston, cylinder and main bearing mount to resist wear
MB244G
Blank machinable spindle mounting adapter with 1" through hole
DT-18
18 inch drawtube 5C
DT-24
24 inch drawtube 5C
DT-30
30 inch drawtube 5C
DT-36
36 inch drawtube 5C
DT-42
42 inch drawtube 5C
 
DT-24-16C
24 inch drawtube 16C
DT-30-16C
30 inch drawtube 16C
DT-36-16C
36 inch drawtube 16C
DT-42-16C
42 inch drawtube 16C
 
DS100
Dead length collet stop
DACC-4HV-KIT
4-way hand valve, air regulator, gage and two (2) 36” long air hoses and fittings
DACC-4FV-KIT
4-way foot valve, air regulator, gage and two (2) 72” long air hoses and fittings
DACC Air collet closer
DACC2J-w/ADPT Air collet closer
DACCOM Air collet closer - Oil Mist
DACCHI Air collet closer
DACCDP Double piston air collet closer
 
DACC27 5c air collet closer
Air collet closer - Oil mist 16c/3j capacity


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