Home » Product » Parker Gear Pump PGP020/PGM020

Parker Gear Pump PGP020/PGM020

PGP series gear pump:PGP315,PGP330,PGP350,PGP365,PGP502,PGP505,PGP511
PGP517,PGP610,PGP620,PGP640

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Description
Introduction to Parker Gear Pump PGP020/PGM020
Parker PGP020/PGM020 are cast iron series fixed displacement external gear pumps and motors launched by Parker Hannifin Corporation, belonging to the Commercial Roller Bearing Series product line. Designed specifically for industrial and mobile hydraulic systems, they are renowned for high pressure, high durability, and strong pollution resistance, and are widely used in commercial vehicles, construction machinery and other fields.

I. Basic Positioning and Core Differences

Model
Product Type
Core Function
Application Scenarios
PGP020
Gear Pump
Convert mechanical energy into hydraulic energy to provide pressure oil
Hydraulic system power source, such as vehicle lifting and winch driving
PGM020
Gear Motor
Convert hydraulic energy into mechanical energy to output torque and rotational speed
Actuator drive, such as mixing devices, conveyor belts, and crane slewing
Both share the same cast iron housing design, roller bearing system and pressure balance technology, can rotate bidirectionally, and support single pump/single motor or multi-unit combination configuration.

II. Core Technical Features

1. Structural Design Advantages

  • Three-section cast iron structure: Provides assembly flexibility and enhances rigidity and impact resistance
  • Pressure-balanced wear plates: Optimize volumetric efficiency, reduce internal leakage, and extend service life
  • Heavy-duty roller bearings: Improve durability, enhance resistance to oil contamination, and adapt to harsh working conditions
  • Integral rigid drive shaft: Ensure transmission accuracy, reduce deformation, and improve system stability

2. Performance Characteristics

  • High pressure capacity: Continuous working pressure up to 207 bar (3000 psi), with higher peak pressure
  • High speed adaptability: Maximum rotational speed up to 2400-2500 rpm, meeting the matching needs of various power sources
  • High efficiency: Volumetric efficiency up to 95%, reducing energy loss and improving system energy efficiency
  • Multiple configuration options: Provide various shaft ends, mounting flanges and oil port specifications (SAE/SI standards) to adapt to different system designs

III. Technical Parameters and Displacement Specifications

1. Displacement Range (020 Series)

Specification Code
Displacement (cm³/rev)
Displacement (in³/rev)
Maximum Flow Rate (2400 rpm)
05
16.1 (16.2)
0.99 (0.985)
Approx. 29 gpm (109.8 L/min)
07
24.2
1.48
10
32.3
1.97
12
40.4 (40.2)
2.46
15
48.4 (48.5)
2.96
17
56.5
3.45
20
64.5 (64.6)
3.94
Approx. 39 gpm (147.6 L/min)
Note: Data may vary slightly from different sources; please refer to the latest official Parker manual for details.

2. Key Performance Parameters

Parameter
Value Range
Remarks
Maximum Working Pressure
207 bar (3000 psi)
Continuous working pressure
Maximum Rotational Speed
2400-2500 rpm
Depends on displacement and pressure
Working Temperature
-20°C to +80°C
Standard configuration; low-temperature/high-temperature seals can be customized
Fluid Compatibility
Mineral oil, synthetic oil, water-glycol
Standard Buna-N seals; Viton® seals optional
Weight
Approx. 11.3 kg (25 lbs)
Specification 05; weight increases with displacement

IV. Configurations and Options

1. Structural Configurations

  • Single pump/motor: Code “A”, independent working unit
  • Multi-unit pump/motor: Code “B”, multi-section combination realized through connecting shafts, sharing the same drive shaft to provide multiple flow/torque outputs
  • Bidirectional rotation: Standard configuration, supporting clockwise/counterclockwise bidirectional operation

2. Installation and Connection Options

  • Mounting flanges: SAE A (2-bolt), SAE B (2/4-bolt), 6-bolt round Chelsea, 4-bolt special specifications
  • Drive shafts: SAE A ⅝” 9-tooth spline, SAE B ⅞” 13-tooth spline, SAE B ⅞” flat key, SAE BB 1″ flat key
  • Oil port specifications: SAE standard oil ports, adapting to different pipeline sizes

3. Optional Accessories

  • Built-in relief valve: Protect the system from overload damage
  • Check valve: Prevent oil backflow and maintain system pressure
  • Filter: Protect the pump/motor from oil contamination
  • Temperature/pressure sensor interface: Facilitate system status monitoring

V. Application Fields

With its high reliability, pollution resistance and wide range of configuration options, PGP020/PGM020 is suitable for the following fields:
  1. Commercial vehicles: Lifting, dumping and winch systems of garbage trucks, sprinkler trucks, concrete mixers, trailers and rescue vehicles
  2. Construction machinery: Hydraulic power systems of small loaders, excavators and forklifts
  3. Industrial machinery: Hydraulic actuator drive of machine tools, injection molding machines, balers and conveying equipment
  4. Oil and gas: Hydraulic systems of wellhead equipment and pipeline maintenance equipment
  5. Agricultural machinery: Auxiliary hydraulic systems of tractors and harvesters

VI. Advantage Summary

  1. High durability: Cast iron housing + roller bearing design, adapting to harsh working conditions and extending service life
  2. High efficiency: Pressure-balanced wear plate technology, with volumetric efficiency up to 95%, reducing energy consumption
  3. Flexible configuration: Multiple displacement, installation methods, shaft ends and oil port options to adapt to different system needs
  4. Bidirectional operation: Standard bidirectional rotation capability, simplifying system design
  5. Strong pollution resistance: Roller bearing design has relatively low requirements on oil cleanliness, reducing maintenance costs

VII. Notes

  1. Ensure coaxiality during installation to avoid excessive radial load on the shaft end
  2. Must fully fill with oil and exhaust air before first start-up
  3. It is recommended to use hydraulic oil with a viscosity of 10-40 cSt and cleanliness meeting ISO 4406 18/15 standard
  4. Regularly check oil temperature, pressure and cleanliness to ensure normal operation of the system
  5. For specific technical details, please refer to the latest official Parker product manual and specification sheet.
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
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PGP511A0040CK1H2NC7C7B1B1
PGP511A0040CS2D3NL1L1B1B1
PGP511A0060CL6H2NJ7J5B1B1
PGP511A0060CS1D4NE5E3B1B1
PGP511A0060CS1D4NJ7J5B1B1
PGP511A0070CA1H2NL1L1B1B1
PGP511A0080CA1H2NL1L1B1B1‌
PGP511A0080CS1D4NJ7J5B1B1
PGP511A0080CS4D3NJ7J5B1B1
PGP511A0100AS2D3NE5E3B1B1
PGP511A0100AS2D3NL2L1B1B1
PGP511A0100AS2D9NL2L1B1B1
PGP511A0100AS2J6MD5B1B1D3
PGP511A0110CA1H2NE5E3B1B1
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PGP511A0140CA1H2NE5E3B1B1
PGP511A0140CK1H2NE5E3B1B1
PGP511A0140CL6H2NE6E5B1B1
PGP511A0140CS4D3NE5E3B1B1
PGP511A0140CS4D3VL2L2B1B1
PGP511A0160AS1Q4NJ7J5B1B1
PGP511A0160CK1H2NE6E5B1B1
PGP511A0170AJ5D3NE5E3B1B1
PGP511A0190CK1H2NE5E3B1B1
PGP511A0190CL6H2ND5D4B1B1
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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
Shipping & Delivery

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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.