Zenith® Planetary Gear Pumps
Model HSG-6189, 6 Outlet Ports X 1 Level

HSG-6189 Planetary PumpDisplacement per Port (cm3/rev):  0.6 - 5.4
Speed Range (rpm):  5 - 27
Viscosity Max. (Poise, Pa-s):  5000, 500
Inlet Pressure Range (bar, psi):  10-100, 145-1450
Outlet Pressure Range (bar, psi):  450, 6500*
Diff. Pressure Max. (bar, psi):  350, 5000†
Mech. Torque Max. (N-m, in-lbs):  See Table Below
Drive Shaft Seal:  Mechanical Face with Tang Slot
Temp. Operating Max. (°C):  340°‡
Temp. Cleaning Max. (°C):  510°
Standard Material:  High Speed Tool Steels

*Assumes inlet pressure of 100 bar
† Assumes viscosity of 2500 Poise and speed of 27 rpm
‡ Limit due to bolting, higher temperature bolting available

Displacement
per Port
(cm³/rev)		 Dimension "X" Mech. Torque
Maximum		 Sizing Factors Pump Weight Pump Assembly Number
mm inch N-m in-lbs K1 K2 Kgs lbs
0.6 97.8 3.85 170 1500 224 573 6.7 15 11-61890-7000-0
1.2 100.4 3.95 350 3100 224 545 8.9 15 11-61890-9000-0
1.8 102.9 4.05 373 3300 224 520 7.0 15 11-61891-0000-0
2.4 105.5 4.15 373 3300 224 497 7.2 16 11-61890-0000-0
3.0 108.0 4.25 373 3300 224 476 7.4 16 11-61891-5000-0
3.6 110.6 4.35 373 3300 224 456 7.6 17 11-61891-4000-0
4.8 115.7 4.56 373 3300 224 422 7.9 17 11-61891-9000-0

Parts List
Item
Number		 Part
Description		 Quantity
per Pump
1 Drive shaft 1
2 Rear plate 1
3 Key 2
4 Driven gear 6
5 Gear plate 1
6 Arbor 6
8 Front plate 1
9 Driving gear 1
10 Coupling housing plate 1
11 Universal seal coupling 1
12 Hub seal plate 1
13 Plate screw 6

14

 Hub screw 6
15 Dowel 2
Bolt Torque Table, Grade 12.9
Cap
Screws		 Bolt
Size

Torque *
N-m in-lbs kgs-cm
For plates M6 11 96 111
For hub M8 26 232 267
For mounting M12 91 803 925

* Screws lubricated with high temperature thread lubricant, anti-seize compound.

HSG-6189 Planetary Pump Diagram