ATLASCHUCKS.Com
Email:  workholding@hotmail.com
Phone:  888-869-2424

Quality Precision Atlas Workholding Scroll Chucks, Power Chucks,  and Collet Chuckss
Home Contact
Us		 Manual
chucks		 Power
Chucks		 Rotary Hydraulic
Cylinders		 Collet
Chucks		 Facebook


 

ATL Series High Speed Thru-Hole
Hydraulic Cylinders 
 

  • High speed

  • Compact Design—lighter in weight

  • Less spindle stress

  • Large Thru-hole Capacity

  • Include Removable Coolant Catcher

  • Built-in Safety Check Valves
  Piston Area (sq. in.) Max. Draw Bar Force  
Model Piston Dia. (in./(mm) Push Side (sq. in.) Pull Side (sq. in.) Push Side 
lbf		 Pull Side lbf Piston Stroke (in./(mm) Max. Oper. Press. psi Thru Hole (in./(mm) Max. Speed rpm Moment of Inertia kg-m2 Weight lbs Total Leakage L/min
ATL1246-CM12B 4.921/
(125)		 15.5 13.795 8543 7418 .590/(15) 580 1.811/(46) 7000 0.019 27 3
ATL1552-CM15B 6.102/
(155)		 24.955 23.25 13488 12588 .866/(22) 580 2.047/(52) 6200 0.052 37 3.9
ATL1868-CM18B 7.086/
(180)		 30.69 30.08 16636 16523 .984/(25) 580 2.677/(68) 4700 0.098 62 4.2
ATL1875-CM18B 7.086/
(180)		 30.69 28.365 16636 15511 .984/(25) 580 2.953/(75) 4700 0.095 57 4.2
ATL1878-CM18B 7.086/
(180)		 30.69 28.365 16636 15511 .984/(25) 580 3.071/(78) 4700 0.095 56 4.2
ATL2091-CM20B 8.071/
(205)		 39.06 36.27 21131 19782 1.181/(30) 580 3.582/(91) 3800 0.15 82 4.5
ATL2511-CM25B 9.842/
(250)		 53.94 52.08 27875 26975 .905/(23) 580 4.626/(117.5) 2800 0.45 126 7
Dimensional Data (inch)
Model
 C1 E1 F1 G1 H1 J1 K1 L1 M1 N1  
ATL1246-CM12B
 1.181 M6x1.0 M10x1.5 5.315 3.838 2.992 1.850 0.590 1.968 3.071
ATL1552-CM15B
 1.181 M6x1.0 M10x1.5 5.708 4.331 3.386 1.850 0.590 2.165 3.346
ATL1868-CM18B
 1.378 M6x1.0 M10x1.5 6.535 6.102 3.976 1.850 0.590 2.756 4.252
ATL1875-CM18B
 1.378 M6x1.0 M10x1.5 6.535 6.102 3.976 1.850 0.590 3.149 4.252
ATL1878-CM18B
 1.378 M6x1.0 M10x1.5 6.535 6.102 3.976 1.850 0.787 3.228 4.252
ATL2091-CM20B
 1.378 M6x1.0 M12x1.75 7.176 6.496 4.331 1.850 0.590 3.740 4.724
ATL2511-CM25B
 1.771 M6x1.0 M16x2.0 7.756 8.110 2.843 2.165 0.787 4.842 6.299
Model
 O1 P1 Q1 R1 S1 T1 U1 W1 X1 B C
ATL1246-CM12B
 0.551 0.157 M5x0.8 0.236 PT 1/2 0.236 6.653 M52x1.5 1.968 3.897 6.082
ATL1552-CM15B
 0.551 0.157 M6x1.0 0.275 PT 1/2 0.236 7.382 M58x1.5 2.205 4.055 7.480
ATL1868-CM18B
 0.627 0.157 M6x1.0 0.295 PT 1/2 0.236 8.661 M84x2 3.189 4.960 8.460
ATL1875-CM18B
 0.627 0.157 M6x1.0 0.295 PT 1/2 0.236 8.661 M84x2 3.189 4.960 8.460
ATL1878-CM18B
 0.627 0.157 M6x1.0 0.295 PT 1/2 0.236 8.661 M84x2 3.189 4.960 8.460
ATL2091-CM20B
 0.627 0.157 M6x1.0 0.275 PT 1/2 0.236 10.512 M99x2 3.779 5.551 9.449
ATL2511-CM25B
 0.708 0.197 M6x1.0 0.275 PT 1/2 0.236 11.575 - 5.299 7.323 12.204
Model
 D E F G H Thread J Thru Hole K L N P Q S
ATL1246-CM12B
 5.118 3.937 3.149 2.559 M55x2 1.811 6.750 2.519 2.519 3.346 3.543 4.645
ATL1552-CM15B
 6.693 5.118 3.346 2.756 M60x2 2.047 6.750 2.874 2.874 3.779 4.015 5.393
ATL1868-CM18B
 7.480 6.299 4.724 3.740 M75x2 2.677 7.480 3.858 3.858 4.764 5.157 6.535
ATL1875-CM18B
 7.480 6.299 4.724 1.692 M85x2 2.953 9.252 3.858 3.858 4.764 5.157 6.535
ATL1878-CM18B
 7.480 6.299 4.724 3.740 M87x2 3.071 9.252 3.858 3.858 4.764 5.157 6.535
ATL2091-CM20B
 8.464 7.086 5.512 4.331 M100x2 3.582 10.236 3.661 4.252 5.433 5.828 7.165
ATL2511-CM25B
 10.827 9.055 6.535 5.512 M130x2 4.626 9.252 3.504 5.828 1.882 - 9.134
Model
 T U V V Max. W Min. W Max. X Min. Z A1 B1  
ATL1246-CM12B
 4.488 7.244 .393 -.199 1.575 .984 .157 .197 .433 4.980
ATL1552-CM15B
 5.118 7.716 .669 -.199 1.450 .984 .157 .197 .433 5.0354
ATL1868-CM18B
 6.299 9.055 .787 -.199 1.968 .984 .157 .197 .689 5.984
ATL1875-CM18B
 6.299 9.055 .787 -.199 1.968 .984 .157 .197 .689 5.984
ATL1878-CM18B
 6.299 9.055 .787 -.199 1.968 .984 .157 .197 .689 5.984
ATL2091-CM20B
 7.283 9.961 .984 -.199 2.165 .984 .118 .197 .827 6.555
ATL2511-CM25B
 8.464 11.653 .708 -.199 1.496 .590 .118 .197 1.063 7.264

QCS Workholding LLC
18611 West Windhaven Terrace Trail
Cypress Texas  77433
Email:  workholding@hotmail.com
Phone:  888-869-2424