External Gear Pumps

External Gear Pump, Group 3 (20~71cm³/rev.)

Hydraulic pumps
External Gear Pump, Group 3
External Gear Pump, Group 3 External Gear Pump, Group 3 External Gear Pump, Group 3 External Gear Pump, Group 3 External Gear Pump, Group 3
Technical Information
  • Displacement: 20~71cm³/rev.
  • Rotation direction: clockwise (D), counter-clockwise(S), reversible (R)
  • Min. speed: 400~600r/min
  • Max. speed: 2500~3500r/min
  • Peak pressure: 220~280bar
Performance Curve Table
Served Industry
  • Construction machinery, Sanitation vehicles, Hydraulic systems
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Features
  • High efficiency, long life service
  • High performance even at low speeds
  • Multiple oil port and shaft extension options available
  • Leakage-free shaft seal
  • Optional reversible pump and motor
Group 3 External Gear Pump Technical Parameter
Displacement Suction absolute pressure Max. continuous pressure Max. intermittent pressure Max. peak pressure Min. speed Max. speed Volumetric efficiency
Y Pe P1 P2 P3 nmin nmax ηv
cm³/rev. bar r/min %
20 0.7...3 250 265 280 600 3500 ≥92
22
26 500 3000
33 230 250 270 ≥93
39
46
50 220 240 260 ≥94
52
55 200 230 250 400 2800
63 ≥95
71 180 200 220 2500
Group 3 External Gear Pump Ordering Code Rules
External Gear Pump, Group 3
External Gear Pump, Group 3
External Gear Pump, Group 3
External Gear Pump, Group 3
External Gear Pump, Group 3
Standard Dimensions of Group 3 External Gear Pumps
External Gear Pump, Group 3
External Gear Pump, Group 3
Inquiry
Displacement Max. pressure Max. speed Min. speed Weight Dimensions Oil port code Inlet Outlet
P1 P2 P3 M L B D C b d c
(cm³/rev.) bar bar bar (r/min) (r/min) Kg mm mm mm mm mm mm
20 250 265 280 3500 600 7.5 128 63 F0 50 20 M8 50 20 M8
22 250 265 280 3500 600 7.7 130 64 F0 50 20 M8 50 20 M8
26 250 265 280 3000 600 8.1 133 65 F0 50 20 M8 50 20 M8
33 230 250 270 3000 500 8.6 139 68 F1 65 25 M8 65 20 M8
39 230 250 270 3000 500 9.1 146 72 F1 65 25 M8 65 20 M8
46 230 250 270 3000 500 9.6 152 75 F1 65 25 M8 65 20 M8
50 220 240 260 3000 500 10 156 77 F2 76 33 M10 76 25 M10
52 220 240 260 3000 500 10.2 158 78 F2 76 33 M10 76 25 M10
55 200 230 250 2800 400 10.5 160 79 F2 76 33 M10 76 25 M10
63 200 230 250 2800 400 11.1 168 83 F2 76 33 M10 76 25 M10
71 180 200 220 2500 400 11.8 175 86 F2 76 33 M10 76 25 M10
External Gear Pump, Group 3
External Gear Pump, Group 3
Inquiry
Displacement Max. pressure Max. speed Min. speed Weight Dimensions Oil port code Inlet Outlet
P1 P2 P3 M L D d
(cm³/rev.) bar bar bar (r/min) (r/min) Kg mm mm
20 250 265 280 3500 600 7.5 128 63 E0 56 27 56 19
22 250 265 280 3500 600 7.7 130 64 E0 56 27 56 19
26 250 265 280 3000 600 8.1 133 65 E0 56 27 56 19
33 230 250 270 3000 500 8.6 139 68 E0 56 27 56 19
39 230 250 270 3000 500 9.1 146 72 E0 56 27 56 19
46 230 250 270 3000 500 9.6 152 75 E1 51 27 51 27
50 220 240 260 3000 500 10 156 77 E2 56 27 56 27
52 220 240 260 3000 500 10.2 158 78 E2 56 27 56 27
55 200 230 250 2800 400 10.5 160 79 E3 62 33 51 27
63 200 230 250 2800 400 11.1 168 83 E3 62 33 51 27
71 180 200 220 2500 400 11.8 175 86 E3 62 33 51 27
External Gear Pump, Group 3
External Gear Pump, Group 3
Inquiry
Displacement Max. pressure Max. speed Min. speed Weight Dimensions Oil port code Inlet Outlet
P1 P2 P3 M L A B C D a b c d
(cm³/rev.) bar bar bar (r/min) (r/min) Kg mm mm mm mm UNC mm mm mm UNC mm
20 250 265 280 3500 600 7.5 128 63 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
22 250 265 280 3500 600 7.7 130 64 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
26 250 265 280 3000 600 8.1 133 65 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
33 230 250 270 3000 500 8.6 139 68 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
39 230 250 270 3000 500 9.1 146 72 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
46 230 250 270 3000 500 9.6 152 75 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
50 220 240 260 3000 500 10 156 77 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
52 220 240 260 3000 500 10.2 158 78 F4 52.4 26.2 3/8 27 47.6 22.2 3/8 19
55 200 230 250 2800 400 10.5 160 79 F5 58.7 30.2 7/16 33 52.4 26.2 3/8 27
63 200 230 250 2800 400 11.1 168 83 F5 58.7 30.2 7/16 33 52.4 26.2 3/8 27
71 180 200 220 2500 400 11.8 175 86 F5 58.7 30.2 7/16 33 52.4 26.2 3/8 27
External Gear Pump, Group 3
External Gear Pump, Group 3
Inquiry
Displacement Max. pressure Max. speed Min. speed Weight Dimensions Oil port code Inlet Outlet
P1 P2 P3 M L D d
(cm³/rev.) bar bar bar (r/min) (r/min) Kg mm mm
20 250 265 280 3500 600 7.5 128 63 L0 G3/4 G3/4
22 250 265 280 3500 600 7.7 130 64 L0 G3/4 G3/4
26 250 265 280 3000 600 8.1 133 65 L1 G1 G3/4
33 230 250 270 3000 500 8.6 139 68 L1 G1 G3/4
39 230 250 270 3000 500 9.1 146 72 L1 G1 G3/4
46 230 250 270 3000 500 9.6 152 75 L2 G1 1/4 G1
50 220 240 260 3000 500 10 156 77 L2 G1 1/4 G1
52 220 240 260 3000 500 10.2 158 78 L2 G1 1/4 G1
55 200 230 250 2800 400 10.5 160 79 L2 G1 1/4 G1
63 200 230 250 2800 400 11.1 168 83 L2 G1 1/4 G1
71 180 200 220 2500 400 11.8 175 86 L3 G1 1/2 G1 1/4
External Gear Pump, Group 3
External Gear Pump, Group 3
Inquiry
Displacement Max. pressure Max. speed Min. speed Weight Dimensions Oil port code Inlet Outlet
P1 P2 P3 M L D d
(cm³/rev.) bar bar bar (r/min) (r/min) Kg mm mm
20 250 265 280 3500 600 7.5 128 63 L0 G3/4 G3/4
22 250 265 280 3500 600 7.7 130 64 L0 G3/4 G3/4
26 250 265 280 3000 600 8.1 133 65 L1 G1 G3/4
33 230 250 270 3000 500 8.6 139 68 L1 G1 G3/4
39 230 250 270 3000 500 9.1 146 72 L1 G1 G3/4
46 230 250 270 3000 500 9.6 152 75 L2 G1 1/4 G1
50 220 240 260 3000 500 10 156 77 L2 G1 1/4 G1
52 220 240 260 3000 500 10.2 158 78 L2 G1 1/4 G1
55 200 230 250 2800 400 10.5 160 79 L2 G1 1/4 G1
63 200 230 250 2800 400 11.1 168 83 L2 G1 1/4 G1
71 180 200 220 2500 400 11.8 175 86 L3 G1 1/2 G1 1/4
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