Gold Member Since 2011
Audited Supplier
Henan General Machinery Imp. & Exp. Co., Ltd.

30/31series Pump/Motor, Parker Commerical Gear Pump, 3000 3100 Pump manufacturer / supplier in China, offering Parker/Commercial/Permco Gear Pump P30/31, Vickers Hydraulic Vane Motor (25m-50m), Denison T6/T7 Series High Pressure Vane Pump and so on.

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Supplier Homepage Product Gear Pump & Motor External Gear Pump Parker/Commercial/Permco Gear Pump P30/31

Parker/Commercial/Permco Gear Pump P30/31

FOB Price: US $150 / Piece
Min. Order: 10 Pieces
Min. Order FOB Price
10 Pieces US $150/ Piece
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Production Capacity: 80000PCS/Year
Transport Package: Carton/Plywooden Case
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Model NO.: P30/31 and M30/31 pumps and motor
  • Tooth Flank: Straight Tooth
  • Power: Electric
  • Pressure: 2600psi~3600psi
  • Displacement: 16.4~81.80ml/R
  • Trademark: HNGM
  • Origin: China
  • Mesh Form: External Engaged
  • Tooth Curve: Involute
  • Type: Normal Line Gear Pump
  • Speed: 600~2400rpm
  • Application: Hoisting, Construction Machine
  • Specification: SAE STANDARD
  • HS Code: 841360
Product Description
20/21 Series Pump/Motor 30/31 Series Pump/Motor
Description features:

1). Pressures up to 3600 PSI (248 bar)

2). Speeds to 2400 RPM

3). Flows of 8 and 38 GPM at 1800 RPM

4). Single and Multiple pump/motor, Flow Divider, Piggyback and Winch Motor configurations are available

5). All pumps and relief valves are 100% factory tested

6). High precision, super finished, hardened and high strength alloy steel gears and shafts

7). Pressure balanced wear plates maintain high pump efficiency throughout all operating ranges

8). Heavy duty needle roller bearings provides long lasting service even in the roughest of dump applications

9). Built-in direct acting & adjustable relief valve set at factory

10). There are many connection forms for Pumps and Motors, connection dimensions accord with SAE standard

11). All pumps can designed into single pumps or multiple pumps according to the requirement of the clients

12). Each pump is individually boxed in protective shpping materials.
20/21 Pump Performance Data:

Gear Width (in)OutputReted Pressure (Psi)Maximun Pressure (Psi)SpeedInput





(ml/r)(RPM)Power






MinMax(KW)





1/2"16.430003600600240014.6





3/4"24.621.8





1"32.829





1 1/4"4136.3





1 1/2"49.243.5





1 3/4"57.32600300043.4





2"65.549.6





2 1/2"81.861.5






Gear Width (in)Output Flow
900RPM1200RPM1500RPM1800RPM2100RPM2400RPM
GPMLPMGPMLPMGPMLPMGPMLPMGPMLPMGPMLPM
1"6.524.593411.543.5145316.562.51972
1 1/4"83011.543.514.55518682179.52491
1 1/2"1038145317.56621.581.52594.529110
1 3/4"1245.51660.520.577.52594.529.511234120
2"13.55118.57023.589291103412939148

20/21 Motor Performance Data:

M20/21 Speed (RPM)1" Gear Width1 1/2" Gear Width2" Gear Width
Output (2000Psi)Input FlowOutput (2500Psi)Output (2000Psi)Input FlowOutput (2500Psi)Output (2000Psi)Input FlowOutput (2500Psi)
TorquePowerTorqueTorquePowerTorqueTorquePowerTorque
8005507967587011131035115014.5171385
in-lbsHPGPMin-lbsin-lbsHPGPMin-lbsin-lbsHPGPMin-lbs
625348098.58491201301164.5160
NmKWLPMNmNmKWLPMNmNmKWLPMNm
120055010.51368587016.518105511502223.51410
in-lbsHPGPMin-lbsin-lbsHPGPMin-lbsin-lbsHPGPMin-lbs
628498098.512.56812013016.589160
NmKWLPMNmNmKWLPMNmNmKWLPMNm
160055014166808602223103011402930.51390
in-lbsHPGPMin-lbsin-lbsHPGPMin-lbsin-lbsHPGPMin-lbs
6210.560.5809716.58712012921.5115160
NmKWLPMNmNmKWLPMNmNmKWLPMNm
200055017.519.566085027281010112536371370
in-lbsHPGPMin-lbsin-lbsHPGPMin-lbsin-lbsHPGPMin-lbs
621374759620106115012727140160
NmKWLPMNmNmKWLPMNmNmKWLPMNm


























30/31 Pump Performance Data:

Gear Width (in)Output (ml/r)Reted Pressure (Psi)Maximun Pressure (Psi)Speed (RPM)Input Power (KW)





MinMax





1/2"16.430003600600240014.6





3/4"24.621.8





1"32.829





1 1/4"4136.3





1 1/2"49.243.5





1 3/4"57.32600300043.4





2"65.549.6





2 1/2"81.861.5






Gear Width (in)Output Flow
900RPM1200RPM1500RPM1800RPM2100RPM2400RPM
GPMLPMGPMLPMGPMLPMGPMLPMGPMLPMGPMLPM
1"6.524.593411.543.5145316.562.51972
1 1/4"83011.543.514.55518682179.52491
1 1/2"1038145317.56621.581.52594.529110
1 3/4"1245.51660.520.577.52594.529.511234120
2"13.55118.57023.589291103412939148


30/31 Motor Performance Data:

M30 performance data at 2000 PSI(138 bar)

M30 Speed (RPM)1" Gear Width1 1/2" Gear Width2" Gear Width


Output Input FlowOutput Input FlowOutput Input Flow


TorquePowerTorquePowerTorquePower


800550 in-lbs7 HP9 GPM870 in-lbs11 HP13 GPM1150 in-lbs14.5 HP17 GPM


62 Nm5 KW34 LPM98.5 Nm8 KW49 LPM130 Nm11 KW64.5 LPM


1200550 in-lbs10.5 HP13 GPM870 in-lbs16.5 HP18 GPM1150 in-lbs22 HP23.5 GPM


62 Nm8 KW49 LPM98.5 Nm12.5 KW68 LPM130 Nm16.5 KW89 LPM


1600550 in-lbs14 HP16 GPM860 in-lbs22 HP23 GPM1140 in-lbs29 HP30.5 GPM


62 Nm10.5 KW60.5 LPM97 Nm16.5 KW87 LPM129 Nm21.5 KW115 LPM


2000550 in-lbs17.5 HP19.5 GPM850 in-lbs27 HP28 GPM1125 in-lbs36 HP37 GPM


62 Nm13 KW74 LPM96 Nm20 KW106 LPM127 Nm27 KW140 LPM



M31 performance data at 2500 PSI(172 bar)

M31 Speed (RPM)1" Gear Width1 1/2" Gear Width2" Gear Width


Output Input FlowOutput Input FlowOutput Input Flow


TorquePowerTorquePowerTorquePower


800675 in-lbs8.5 HP9 GPM1035 in-lbs13 HP13 GPM1385 in-lbs17.5 HP17 GPM


76.5 Nm6.5 KW34 LPM117 Nm9.5 KW49 LPM156.5 Nm13 KW64.5 LPM


120068.5 in-lbs13 HP13 GPM1055 in-lbs20 HP18 GPM1410 in-lbs27 HP23.5 GPM


77.5 Nm9.5 KW49 LPM119 Nm15 KW68 LPM159.5 Nm20 KW89 LPM


1600680 in-lbs17.5 HP16 GPM1030 in-lbs26 HP23 GPM1390 in-lbs35 HP30.5 GPM


77 Nm13 KW60.5 LPM116.5 Nm19.5 KW87 LPM157 Nm26 KW115 LPM


2000660 in-lbs21 HP19.5 GPM1010 in-lbs32 HP28 GPM1370 in-lbs43.5 HP37 GPM


74.5 Nm15.5 KW74 LPM114 Nm24 KW106 LPM155 Nm32.5 KW140 LPM
















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