Motor Maximum
Flow Rate
Differential Pressure
at Full Load
Max Bit Speed at Full Load Torque at
Full Load
<< back gpm lpm psi kPa RPM lb-ft N.m
2⅛" 5/6 Multi-Lobe 2.5 Stage 60 230 370 2550 340 185 250
2⅛" 5/6 Multi-Lobe 6.0 Stage 50 190 890 6130 565 160 220
2⅜" 1/2 High Speed 7.0 Stage 50 190 880 6060 1225 90 120
2⅜" 5/6 Multi-Lobe 2.5 Stage 50 190 370 2550 350 100 140
2⅜" 5/6 Multi-Lobe 5.2 Stage 50 190 770 5310 330 240 330
2⅞" 1/2 High Speed 5.2 Stage 70 260 650 4480 710 150 200
2⅞" 1/2 High Speed 7.0 Stage 70 260 880 6060 930 150 200
2⅞" 4/5 Multi-Lobe 3.0 Stage 70 260 430 2960 335 190 260
2⅞" 5/6 Multi-Lobe 3.3 Stage 80 300 490 3380 420 180 240
2⅞" 5/6 Multi-Lobe 7.0 Stage 80 300 1040 7170 405 440 600
2⅞" 7/8 Multi-Lobe 1.5 Stage 120 450 370 2550 360 260 350
2⅞" 7/8 Multi-Lobe 2.5 Stage 70 260 400 2760 205 240 330
3⅜" 1/2 High Speed 5.5 Stage 100 380 690 4750 590 280 380
3⅜" 4/5 Multi-Lobe 5.0 Stage 110 420 720 4960 305 530 720
3⅜" 7/8 Multi-Lobe 3.0 Stage 110 420 480 3310 160 630 850
3½" 4/5 Multi-Lobe 4.0 Stage 160 610 570 3930 400 550 750
3½" 5/6 High Speed 2.0 Stage 160 610 300 2070 360 330 450
3½" 5/6 Multi-Lobe 3.0 Stage 160 610 450 3100 355 525 710
3½" 7/8 Multi-Lobe 3.8 Stage 130 490 610 4200 235 870 1180
3¾" 1/2 High Speed 4.4 Stage 140 530 550 3790 510 360 490
3¾" 4/5 Multi-Lobe 3.5 Stage 160 610 500 3450 220 720 980
3¾" 7/8 Multi-Lobe 2.3 Stage 160 610 370 2550 120 770 1040
3¾" 7/8 Multi-Lobe 6.7 Stage 160 610 1100 7580 240 1350 1830
4¾" 1/2 High Speed 3.0 Stage 200 760 380 2620 400 430 580
4¾" 1/2 High Speed 6.5 Stage 500 1890 810 5580 1240 670 910
4¾" 4/5 Multi-Lobe 3.5 Stage 250 950 500 3450 230 1120 1520
4¾" 4/5 Multi-Lobe 6.0 Stage 250 950 860 5930 235 2020 2740
4¾" 5/6 Multi-Lobe 3.0 Stage 250 950 450 3100 250 850 1150
4¾" 7/8 Multi-Lobe 2.0 Stage Air 250 950 320 2200 70 2660 3600
4¾" 7/8 Multi-Lobe 2.2 Stage 250 950 350 2410 120 1090 1480
4¾" 7/8 Multi-Lobe 3.8 Stage 250 950 610 4200 125 2340 3170
6¼" 1/2 High Speed 4.0 Stage 350 1320 500 3450 410 1000 1360
6¼" 4/5 Multi-Lobe 4.3 Stage 400 1510 610 4200 230 2240 3040
6¼" 4/5 Multi-Lobe 7.5 Stage 400 1510 1070 7370 230 4000 5420
6¼" 5/6 Multi-Lobe 5.0 Stage 400 1510 750 5170 270 2790 3780
6¼" 7/8 Multi-Lobe 2.8 Stage 400 1510 450 3100 115 2850 3860
6¼" 7/8 Multi-Lobe 4.8 Stage 400 1510 770 5310 120 5190 7030
6¾" 1/2 High Speed 4.0 Stage 500 1890 500 3450 450 1370 1860
6¾" 4/5 Multi-Lobe 4.8 Stage 600 2270 690 4750 255 3250 4400
6¾" 4/5 Multi-Lobe 7.0 Stage 600 2270 1000 6890 260 5010 6790
6¾" 5/6 Multi-Lobe 5.0 Stage 600 2270 750 5170 265 4220 5720
6¾" 6/7 Multi-Lobe 5.0 Stage 600 2270 780 5370 150 5650 7660
6¾" 7/8 Multi-Lobe 2.0 Stage Air 600 2270 320 2200 75 3820 5180
6¾" 7/8 Multi-Lobe 3.0 Stage 600 2270 480 3310 150 3300 4470
6¾" 7/8 Multi-Lobe 5.0 Stage 600 2270 810 5580 150 6220 8430
7¾" 1/2 High Speed 4.0 Stage 600 2270 500 3450 370 1840 2490
7¾" 4/5 Multi-Lobe 3.6 Stage 900 3410 510 3510 195 3610 4890
7¾" 4/5 Multi-Lobe 5.3 Stage 900 3410 760 5240 200 7160 9700
7¾" 5/6 Multi-Lobe 5.0 Stage 900 3410 750 5170 230 5920 8020
7¾" 7/8 Multi-Lobe 3.0 Stage 900 3410 480 3310 130 5850 7930
7¾" 7/8 Multi-Lobe 4.0 Stage 900 3410 640 4410 125 8660 11730
8" 1/2 High Speed 4.0 Stage 600 2270 500 3450 370 1840 2490
8" 4/5 Multi-Lobe 3.6 Stage 900 3410 510 3510 195 3610 4890
8" 4/5 Multi-Lobe 5.3 Stage 900 3410 760 5240 200 7160 9700
8" 5/6 Multi-Lobe 5.0 Stage 900 3410 750 5170 230 5920 8020
8" 7/8 Multi-Lobe 3.0 Stage 900 3410 480 3310 130 5850 7930
8" 7/8 Multi-Lobe 4.0 Stage 900 3410 640 4410 125 8660 11730
9⅝" 1/2 High Speed 4.0 Stage 900 3410 500 3450 350 2680 3630
9⅝" 3/4 Multi-Lobe 4.5 Stage 1200 4540 620 4270 230 6790 9200
9⅝" 3/4 Multi-Lobe 6.0 Stage 1200 4540 820 5650 230 9650 13080
9⅝" 5/6 Multi-Lobe 3.0 Stage 1200 4540 450 3100 115 8800 11920
9⅝" 5/6 Multi-Lobe 4.0 Stage 1200 4540 600 4130 120 11920 16150
11¼" 3/4 Multi-Lobe 3.6 Stage 1500 5680 490 3380 140 10610 14380
11¼" 6/7 Multi-Lobe 3.0 Stage 1200 4540 470 3240 115 12870 17440