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Parker PGP620/PGM620 Series Gear Pumps and Motors
PGP series gear pump：PGP315,PGP330,PGP350,PGP365,PGP502,PGP505,PGP511
PGP517,PGP610,PGP620,PGP640
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Description
I. Product Overview
The Parker PGP620/PGM620 series consists of heavy-duty cast iron external gear pumps and fixed-displacement motors, designed for the global mobile and industrial markets, particularly for use in material handling equipment, garden machinery, agricultural and construction machinery. The series features a patented two-component cast iron housing design with mutual locking, combined with hydraulic balance thrust plate technology, ensuring high efficiency, performance, and power density.
II. Key Features
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Feature
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Description
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Construction
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Patented two-component cast iron housing with mutual locking, 12-tooth gears, bronze balance thrust plates, hydraulic balance
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Multi-block Design
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Dual, triple, and interframe pumps are available; common inlet is available for dual and triple pumps
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Operating Pressure
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Maximum continuous operating pressure — 275 bar (3989 psi), up to 310 bar for some models
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Power Density
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High power transmission capacity through the shaft, lower system noise than previous models and competitors
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Temperature Range
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Ambient temperature: -40°C to +70°C; fluid temperature: -20°C to +80°C
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Viscosity Requirements
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Operating viscosity range: 20 to 100 mm²/s; maximum allowable viscosity: 1000 mm²/s; recommended minimum viscosity: 8 mm²/s
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Filtration Requirements
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ISO 4406 Class 16/13
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Speed Range
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500-3500 rpm (see specifications table for details)
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Rotation Options
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Clockwise, counterclockwise, or bidirectional rotation
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III. Displacement Technical Specifications (Unit: cm³/rev)
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Displacement Code
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Displacement (cm³)
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Displacement (cu.in.)
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Continuous Operating Pressure (bar)
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0160
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16
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0.98
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275
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0190
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19
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1.16
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275
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0210
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21
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1.28
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275
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0230
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23
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1.40
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275
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0260
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26
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1.59
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275
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0290
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29
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1.77
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275
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0330
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33
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2.01
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275
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0360
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36
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2.20
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250
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0370
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37
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2.26
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220
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0410
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41
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2.50
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210
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0440
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44
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2.68
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210
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0460
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46
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2.81
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210
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0500
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50
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3.05
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210
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0520
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52
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3.17
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210
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IV. Order Code System
The PGP/PGM620 series uses standardized order codes for precise model selection:
Basic Format: PG 620 [P/M] [Displacement Code] [Flange] [Port] [Shaft] [Rotation Direction] [Unit Type] [Remarks]
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Code Part
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Options
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Description
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Pump/Motor Identifier
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P = Pump, M = Motor
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Distinguish product type
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Displacement Code
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0160-0520
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Corresponds to the above displacement specifications
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Flange Options
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A3=SAE”B” 4-bolt square A4=SAE”C” 4-bolt square D7=Rectangular H2=SAE”A” 2-bolt H3=SAE”B” 2-bolt
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Multiple mounting flanges available
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Port Options
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Threaded: D3-D8 (E2-E8) Flanged: N1-N6 (P1-P6)
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Including SAE and metric split flanges, etc.
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Shaft Options
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B1/C1/D1/E1 = Splined shaft M3M4/M6 = Parallel key shaft T1T2 = Tapered key shaft
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Multiple shaft types available
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Unit Type
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A = Single unit B = Multi-block unit
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Suitable for pumps and motors
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V. Mounting and Connection Options
1. Mounting Flange Options
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Flange Type
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Dimensions
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Application
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SAE “A” 2-bolt
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106.4-Ø82.55 mm
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Small equipment, light load
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SAE “B” 2-bolt
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146.1-Ø101.6 mm
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Medium equipment, medium load
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SAE “B” 4-bolt square
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89.8×89.8-Ø101.6 mm
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Standard mounting, high versatility
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SAE “C” 4-bolt square
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114.5×114.5-Ø127 mm
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Large equipment, heavy load
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Rectangular flange
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98.4×128.2-Ø50.77 mm
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Special mounting requirements
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2. Port Options
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Threaded Ports: UNF and BSP series, sizes from 3/8″ to 1 7/8″
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Flanged Ports: SAE split flanges (N1-N6) and metric split flanges (P1-P6), sizes from 1/2″ to 2″
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Side suction/pressure ports and rear suction/pressure ports are available to meet different mounting space requirements
3. Drive Shaft Options
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Shaft Type
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Specifications
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Application
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Splined shaft
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SAE 19-4, “B”, “B-B”, etc.
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High torque transmission, precise alignment
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Parallel key shaft
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Ø22.2-25.4 mm, key width 4.8-8.0 mm
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Universal connection, easy installation
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Tapered key shaft
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Taper 1:8 or 1:5, with thread
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Heavy load, anti-loosening
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VI. Integrated Valve Options
1. Pump Valve Options
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Valve Type
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Function
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Pressure Range
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Maximum Flow
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Pressure Relief Valve
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Protect the system from overpressure
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5-250 bar
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100 l/min
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Pressure-Operated Unloading Relief Valve
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High-pressure unloading for dual-pump systems
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55-250 bar
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80 l/min
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Solenoid-Operated Unloading Relief Valve
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Electrically controlled high-pressure unloading
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55-250 bar
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80 l/min
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Load Sensing Priority Valve
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Priority flow for power steering
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35-210 bar
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100 l/min
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Two-Stage Pump Valve
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High-low pressure switching
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Set on demand
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Set on demand
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Single/Dual Accumulator Charging Valve
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Energy storage for braking systems
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35-210 bar
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100 l/min
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Steering and Accumulator Charging Valve
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Dual function: steering and braking
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35-210 bar
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100 l/min
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2. Motor Valve Options
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Valve Type
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Function
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Pressure Range
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Maximum Flow
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Single Pressure Relief Valve with Anti-Cavitation
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Protect the motor from overpressure
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25-250 bar
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100 l/min
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Cross-Port Relief Valve with Anti-Cavitation
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Bidirectional overpressure protection
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25-250 bar
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100 l/min
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Solenoid-Operated Unloading Relief Valve for Motor
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Electrically controlled motor unloading
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5-250 bar
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100 l/min
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Check Valve and Throttle Valve
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Control pressure spikes in series circuits
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Maximum 250 bar
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30 l/min
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VII. Technical Specifications and Performance Parameters
1. Basic Parameters
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Parameter
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Specifications
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Pump Housing Material
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Cast Iron
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Number/Type of Gears
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12 teeth, external gear
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Balance Method
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Bronze pressure balance thrust plates
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Inlet Pressure
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Operating range: 0.8-2 bar (absolute pressure) Minimum: 0.5 bar (short-term no-load)
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Axial/Radial Loads
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Axial or radial loads are not allowed
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Driving Method
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Direct drive via flexible coupling is recommended
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Weight Range
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18-24 kg
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2. Multi-Block Pump Configuration Description
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2-3 pump sections can be configured, with total displacement equal to the sum of the displacement of each section
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Independent inlet or common inlet design is available
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Maximum shaft load must comply with the limits of the shaft load rating table
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Maximum load is determined by the sum of the torque values of all simultaneously loaded pump sections
VIII. Application Areas
The PGP620/PGM620 series parker gear pump is widely used in:
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Construction Machinery: Loaders, excavators, cranes, bulldozers
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Material Handling: Forklifts, lifting platforms, conveyors
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Agricultural Machinery: Tractors, harvesters, spraying equipment
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Garden Machinery: Lawn mowers, excavators, loaders
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Other Industrial Applications: Compressor drive, fan drive, winch drive
IX. Order and Service Information
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Factory Break-In: Factory break-in can be provided according to OEM application conditions to optimize volumetric efficiency
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Custom Options: SAE/DIN/European standards and other special options are available
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Document Support: Complete technical manuals, performance curves and installation guides
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After-Sales Service: Global service network, quick response and technical support
| PGP315A0400CA1H1ND3D2B1B1 PGP502A0008AV1P1NB1B1E1B1 PGP502A0008CP2D1NE3E2B1B1 PGP502A0008CV2P3XE2E2B1B1 PGP502A0012AH1D1VE3E2B1B1 PGP502A0012AV1P1NB1B1E1B1 PGP502A0012CH1H1NE3E2B1B1 PGP502A0012CH1H1NE3E2B1B1 PGP502A0012CP2D1NE2E2B1B1 PGP502A0012CP2D1NE3E2B1B1 PGP502A0012CP2D1NE3E2B1B1 PGP502A0012CV2P3XD3D3B1B1 PGP502A0012CV2P3XE2E2B1B1 PGP502A0012CV2P3XE3E2B1B1 PGP502A0012CV2P3XJ4J3B1B1 PGP502A0012CV2P4NE2E2B1B1 PGP502A0016AV1P1NB1B1E1B1 PGP502A0016CP2D1NE3E2B1B1 PGP502A0021AV1P1NB1B1E1B1 PGP502A0021CP2D1NE2E2B1B1 PGP502A0021CP2D1NE3E2B1B1 PGP502A0021CV1D1NE2E2B1B1 PGP502A0021CV2P3XE2E2B1B1 PGP502A0033CP2D1NE3E2B1B1 PGP502A0043CV2P3XE3E2B1B1 |
PGP502A0058CH1H1NE2E2B1B1 PGP502A0058CH1H1NE3E2B1B1 PGP502A0079CP2D1NJ4J3B1B1 PGP503A0021CP2D1NJ2J1 PGP505A0030CJ1H1NE5E3B1B1 PGP505A0040CQ2D2NE5E3B1B1 PGP505A0060AS1D1NJ3J2B1B1 PGP505A0060CA1H2NE5E3B1B1 PGP505A0060CK1H2NE5E3B1B1 PGP505A0080CK1H2NE5E3B1B1 PGP505A0080CP2D1NJ4J3B1B1 PGP505A0100CS2D2VE4E3B1B1 PGP505A0120CK1H1ND5D4B1B1 PGP505A0120CK1H2ND5D4B1B1 PGP505A0120CK1H2NE5E3B1B1 PGP505A0120CK1H2NE5E3B1B1 PGP505A0120CK7D2NE5E3RJAT PGP511A0040CK1H2NC7C7B1B1 PGP511A0040CS2D3NL1L1B1B1 PGP511A0060CL6H2NJ7J5B1B1 PGP511A0060CS1D4NE5E3B1B1 PGP511A0060CS1D4NJ7J5B1B1 PGP511A0070CA1H2NL1L1B1B1 PGP511A0080CA1H2NL1L1B1B1 PGP511A0080CS1D4NJ7J5B1B1 |
PGP511A0080CS4D3NJ7J5B1B1 PGP511A0100AS2D3NE5E3B1B1 PGP511A0100AS2D3NL2L1B1B1 PGP511A0100AS2D9NL2L1B1B1 PGP511A0100AS2J6MD5B1B1D3 PGP511A0110CA1H2NE5E3B1B1 PGP511A0110CS1D4NJ7J5B1B1 PGP511A0140CA1H2NE5E3B1B1 PGP511A0140CK1H2NE5E3B1B1 PGP511A0140CL6H2NE6E5B1B1 PGP511A0140CS4D3NE5E3B1B1 PGP511A0140CS4D3VL2L2B1B1 PGP511A0160AS1Q4NJ7J5B1B1 PGP511A0160CK1H2NE6E5B1B1 PGP511A0170AJ5D3NE5E3B1B1 PGP511A0190CK1H2NE5E3B1B1 PGP511A0190CL6H2ND5D4B1B1 PGP511A0230AA1H2NJ9J8B1B1 PGP511A0230CA1H2NB1B1D5D4 PGP511A0230CA1H2ND5D4B1B1 PGP511A0230CC1H2NE6E5B1B1 PGP511A0230CL6H2NE6E5B1B1 PGP511A0250CS2D3VE5E3B1B1 PGP511A0270AA1H2ME7E5B1B1 PGP511A0270CL6H2NE5E3B1B1 |
PGP511A0270CS2D3NE6E5B1B1 PGP511M0040CL6H2ND4D3B1B1 PGP511M0110CS2D3NL2L1B1B1 PGP511M0110CS2D3NL2L1B1B1 PGP517A0230CD1H3NP4P3B1B PGP517A0380CT1D7NE7E6B1B1 PGP517A0420CS1H2NE5E3B1B1 PGP517A0440CM2H3NE7E5B1B1 PGP517A0500AC2H2VF6F5B1B1 PGP517A0520CD1H3NL3L2B1B1 PGP517A0520CT1D7NL3L2B1B1 PGP517A0700CS2D3VE5E3B1B1 PGP517B0330AD1H3NP4E5S PGP517B0330AD1H3NP4E5S PGP517B0330AD1H3NP4P2S517A PGP517B0330CD1H3NL3L2S PGP517B0330CD1H3NP4P2C PGP610A0500CS1H2NE5E3B1B1 PGP620A0410BM3A4VE7E7B1B1G4 PGP620A0410BM3A4VE7E7B1B1G4 PGP620A1000AC2H2VF6F5B1B1 PGP620B0410CE1H3MS6D5C PGP640A0600CD1H3NT5E6B1B1 PGP640A0600CD1H3NT5E6B1B1 PGP640A1500CS2D3VE5E3B1B1 |
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Shipping & Delivery
Process steps：
Customer inquiry: Customers will make inquiries before placing an order to understand product details and communication needs.
Quotation: According to customer needs, provide a formal quotation, including the name, model, quantity, delivery time, payment method, etc. of the goods.
Order confirmation: After the customer confirms the quotation, a formal purchase order will be placed.
Confirm the delivery time: communicate the delivery time with the production department, inform the factory of the order details, and arrange the production plan.
Sign an export contract: After the two parties confirm that it is correct, sign an export contract to establish a trade relationship.
Implement the letter of credit (if applicable): If the payment method of the letter of credit is used, the customer needs to be urged to issue the certificate and review the contents of the letter of credit.
Export stocking: According to the requirements of the contract and the letter of credit, arrange production, purchase raw materials and packaging, and prepare the goods.
Chartering and booking: Contact the freight forwarder to make a booking and arrange the transportation of goods.
Export inspection: Apply to the quality inspection department for export commodity inspection and provide relevant documents.
Apply for a write-off slip: apply for a write-off slip from the foreign exchange management department for subsequent foreign exchange write-off.
Export declaration: Declare exports to the customs and provide documents such as power of attorney for customs declaration, customs declaration form for export goods, commercial invoice, packing list, etc.
