Parker PGP Gear Pump Replacement – HENGYUHANG 3PDF External Gear Pump
HENGYUHANG 3PDF external gear pump is a reliable and cost-effective Parker PGP gear pump replacement for hydraulic systems requiring stable flow, high efficiency and long service life.
As a professional external gear pump manufacturer, HENGYUHANG designs and produces hydraulic gear pumps that meet international mounting and performance standards, allowing direct replacement of Parker PGP series gear pumps without modification of the hydraulic system
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
Served Industry
Construction machinery, Sanitation vehicles, Hydraulic systems
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
HENGYUHANG is an experienced hydraulic gear pump manufacturer specializing in external gear pumps for mobile and industrial hydraulic systems.
The 3PDF series gear pump is manufactured with precision-machined components and strict quality control. Its stable pressure output, low noise performance and durable structure make it a proven Parker PGP gear pump alternative for global customers.
Compatible mounting dimensions with Parker PGP gear pumps
Stable flow and pressure output
High volumetric efficiency
Low noise and low vibration external gear pump design
Durable aluminum housing and precision gear set
Suitable for continuous and heavy-duty operation
Replacing Parker PGP gear pumps with the 3PDF series helps reduce procurement costs while maintaining reliable hydraulic system performance.
The HENGYUHANG 3PDF external gear pump can replace Parker PGP gear pumps used in:
Construction machinery hydraulic systems
Agricultural machinery and tractors
Industrial hydraulic power units
Machine tools and automation equipment
Material handling and lifting equipment
Pump Type: External Gear Pump
Series: 3PDF
Displacement Range: 20~71cm³/rev (customizable)
Rated Pressure: 28 MPa
Maximum Pressure: 30 MPa
Maximum Speed: 3000 rpm
Working Medium: Mineral Hydraulic Oil
Operating Temperature: -20°C to +80°C
The HENGYUHANG 3PDF external gear pump is designed to replace commonly used Parker PGP gear pump models with equivalent displacement and mounting standards.
Parker PGP505
Parker PGP511
Parker PGP517
Parker PGP620
Parker PGP640
Parker PGP330
Parker PGP350
Parker PGP315
Parker PGP365
For exact replacement, customers are welcome to send the original Parker PGP model, shaft type and mounting details for technical confirmation.
Direct replacement without changing hydraulic system design
Lower cost compared to original Parker PGP gear pumps
Shorter delivery time and stable supply
Professional technical support from manufacturer
OEM and customization service available
Send us your Parker PGP gear pump model, displacement, shaft type and operating pressure.
Our engineers will recommend the suitable 3PDF external gear pump replacement quickly and accurately
HENGYUHANG Company is a set design, production, sales in one of the hydraulic components production company, the company has advanced hydraulic components manufacturing technology and technology, the use of high-precision equipment CNC machining center, gear hot processing automatic production line, , automatic heat treatment multi-purpose furnace, single-piece flow assembly line, automatic hydraulic pump performance test bench. Intelligent equipment adopts automatic unmanned production, and realizes online measurement to ensure product consistency and reliability, intelligent system uses ERP, MES management software, improve production efficiency, and achieve product traceability.
Hengyuhang Power Technology produces and sells external gear pumps, hydraulic synchronous motors, multi-pump units, gear pumps with built-in valves, and custom valve blocks. Meanwhile, according to the specific needs of customers, we provide a variety of products with special specifications.And it can also be used as a substitute for other products (such as Rexlex, Danfoss, MARZOCCHI, Parker, RONZIO, Atos, Buchet, ECKERLE, CONCENTRIC, HYADC, JIHOSTROJ, Hydraulic, SDH, VIVOLO, ARGO-HYTOS, HESPER, HPLPA, HPI, DUPLOMATIC, ROQUET, BODEN,PERMCOP, Caproni, DUPLOMATIC, HIDRAULICA, SETTIMA, SALAMI, HONOR, SHIMADZU, GRH, Brevini, Galtech, BONDIOLI, REXROTH-SIGMA, BLUEASCEND, RISUNY, SUMITOMO, HYDROMAX, SCENERY, REXPOWER, CML, HOERBIGER, SUNNY, HYTEK, Hydro-pack, )
HENGYUHANG also sells a wide range of other international brands of hydraulic pumps, hydraulic valves, hydraulic motors, hydraulic cylinders, hydraulic oil seals, hydraulic equipment and accessories, and has high-quality overseas ordering channels
HENGYUHANG products are mainly used in the supporting services of industries such as automobiles, construction machinery, agricultural machinery, aerial work platforms, hydraulic systems, logistics handling vehicles, new energy vehicles, metallurgical machinery, petroleum machinery, machine tools, and wind powe


No. 173, Xiacuo, Sihuang Village, Xiamei Town, Nan 'an City, Fujian Province