HHD Series Heavy Duty Hydraulic Cylinders

36 SPECIALS/Engineering Data Specifications and prices are subject to change without notice or incurring obligations. FABCO-AIR, Inc., 3716 N.E. 49th Avenue, Gainesville, FL 32609 • www.fabco-air.com SELECTING THE CYLINDER To select the proper size cylinder for the job, you must first determine the maximum push and/or pull force needed to accomplish its task. Add an additional 10% to both the push and pull force for friction in the cylinder and also pressure d rop in the lines. Using the charts below, select the proper bore and rod combination to best suit your application. NOTE: TO DETERMINE CYLINDER PULL FORCE OR DISPLACEMENT SUBTRACT THE FORCE OR DISPLACEMENT OF THE ROD SIZE FROM SELECTED PUSH FORCE OR DISPLACEMENT OF THE BORE SIZE IN CHART BELOW PUSH FORCES AND DISPLACEMENT PULL FORCES AND DISPLACEMENT PNEUMATIC AND FLUID POWER FORMULAS ROD (INCHES) ROD AREA (SQ. IN.) ROD DIAMETER FORCE IN POUNDS (AT VARIOUS PRESSURES) DISPLACEMENT PER INCH OF STROKE (GALLONS) 25 50 65 80 100 250 500 1000 2000 3000 0.625 0.31 8 16 20 25 31 78 155 310 620 9130 0.0013 1.000 0.79 20 40 51 65 79 198 395 790 1580 2370 0.0034 1.375 1.49 37 75 97 119 149 373 745 1490 2980 4470 0.0065 1.750 2.41 60 121 157 193 241 603 1205 2410 4820 7230 0.0104 2.000 3.14 79 157 204 251 314 785 1570 3140 6280 9420 0.0136 2.500 4.91 123 245 319 393 491 1228 2455 4910 9820 14730 0.0213 3.000 7.07 177 354 460 566 707 1767 3535 7070 14140 21210 0.0306 3.500 9.62 241 481 625 770 962 2405 4810 9620 19240 28860 0.0416 4.000 12.57 314 628 817 1006 1257 3143 6285 12570 25140 37710 0.0544 4.500 15.90 398 795 1034 1272 1590 3976 7950 15900 31800 47700 0.0688 5.000 19.63 491 982 1276 1570 1963 4908 9815 19630 39260 58890 0.0850 5.500 23.76 594 1188 1544 1901 2376 5940 11880 23760 47520 71280 0.1028 7.000 38.48 962 1924 2501 3078 3848 9620 19240 38480 76960 115440 0.1666 8.000 50.27 1257 2513 3267 4021 5027 12568 25135 50270 100540 150810 0.2176 9.000 63.62 1590 3181 4135 5090 6362 15905 31810 63620 127240 190860 0.2754 10.00 78.54 1964 3927 5105 6283 7854 19635 39270 78540 157080 235620 0.3400 CYLINDER BORE SIZE (INCHES) PISTON AREA (SQ. IN.) CYLINDER PUSH FORCE IN POUNDS (AT VARIOUS PRESSURES) DISPLACEMENT PER INCH OF STROKE (GALLONS) 25 50 65 80 100 250 500 1000 2000 3000 1.50 1.77 44 88 115 142 177 443 885 1770 3540 5310 0.0077 2.00 3.14 79 157 204 251 314 785 1570 3140 6280 9420 0.0136 2.50 4.91 123 245 319 393 491 1228 2455 4910 9820 14730 0.0213 3.25 8.30 208 415 540 664 830 2075 4150 8300 16600 24900 0.0359 4.00 12.57 314 628 817 1006 1257 3143 6285 12570 25140 37710 0.0544 5.00 19.64 491 982 1277 1571 1964 4910 9820 19640 39280 58920 0.0850 6.00 28.27 707 1414 1838 2262 2827 7068 14135 28270 56540 84810 0.1224 7.00 38.49 962 1924 2502 3079 3849 9623 19245 38490 76980 115470 0.1666 8.00 50.26 1257 2513 3267 4021 5026 12565 25130 50260 100520 150780 0.2176 10.00 78.54 1964 3927 5105 6283 7854 19635 39270 78540 157080 235620 0.3400 12.00 113.10 2828 5655 7352 9048 11310 28275 56550 113100 226200 339300 0.4896 14.00 153.94 3849 7697 10006 12315 15394 38485 76970 153940 307880 461820 0.6664 16.00 201.06 5027 10053 13069 16085 20106 50265 100530 201060 402120 603180 0.8704 18.00 254.46 6362 12724 16541 20358 25447 63618 127235 254470 508940 763410 1.1016 20.00 314.16 7854 15708 20420 25133 31416 78540 157080 314160 628320 942480 1.3600 12-7-16

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