Gear pump

External Gear Pump, Group 1PDF (1.4~13.8cm³/rev.)

HENGYUHANG hydraulic gear pump 1PDF Widely used Hydraulic system.The 1PDF hydraulic gear pump have advantages and features:Low noise, high efficiency, long life service Multiple oil port and shaft extension options available.

Technical Information

Displacement: 1.4~13.8cm³/rev.

Rotation direction: clockwise (D), counter-clockwise(S), reversible (R)

Min. speed: 600~800r/min

Max. speed: 1800~6000r/min

Peak pressure: 180~290bar

Served Industry

Hydraulic system

Features

Low noise, 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


Description


HENGYUHANG 1PDF Hydraulic Gear Pump is a reliable external gear pump engineered for stable hydraulic performance and long service life. Designed with precision-machined gears and a robust housing, the 1PDF pump delivers smooth oil flow, high volumetric efficiency, and low noise operation under continuous working conditions.

The 1PDF series supports multiple displacement options and operates efficiently under medium to high working pressure. It is compatible with mineral hydraulic oils and features standardized mounting dimensions, shaft types, and port connections for easy installation and direct replacement. Widely used in industrial machinery, construction equipment, and hydraulic power units, the HENGYUHANG 1PDF gear pump is an ideal solution for OEM applications and aftermarket replacement needs.


Replace Multiple Imported Brands with Flexible Custom Solutions

The HENGYUHANG 1PDF Hydraulic Gear Pump is designed as a cost-effective replacement for many imported hydraulic gear pump brands. With standardized mounting dimensions, shaft types, and port configurations, it can directly replace a wide range of original equipment and aftermarket pumps without system modification.

In addition, HENGYUHANG offers flexible non-standard customization services to meet specific customer requirements, including special displacements, shaft types, port sizes, rotation directions, and mounting options. This makes the 1PDF gear pump an ideal solution for OEM projects, equipment upgrades, and customized hydraulic systems requiring reliable performance and precise compatibility.



Why Choose HENGYUHANG 1PDF Hydraulic Gear Pump as a Replacement

The HENGYUHANG 1PDF hydraulic gear pump is a reliable and cost-effective replacement for imported hydraulic gear pumps used in industrial and construction hydraulic systems. Designed with standard mounting dimensions, shaft types, and port connections, the 1PDF gear pump allows direct replacement of many well-known brand gear pumps without modifying existing hydraulic systems.

Manufactured with precision-machined gears, the HENGYUHANG 1PDF delivers stable hydraulic flow, high volumetric efficiency, low noise operation, and long service life, meeting the performance requirements of OEM and aftermarket applications. In addition to standard models, HENGYUHANG supports non-standard customization, including special displacement, rotation direction, shaft configuration, and port size, to match specific replacement needs.

By combining high performance, wide compatibility, customization capability, and competitive pricing, the HENGYUHANG 1PDF gear pump is an ideal hydraulic gear pump replacement solution for customers seeking a dependable alternative to imported brands.


FAQ – HENGYUHANG 1PDF Hydraulic Gear Pump

Q1: What type of pump is the HENGYUHANG 1PDF?
A: The HENGYUHANG 1PDF is an external hydraulic gear pump designed for stable flow, high efficiency, and continuous-duty operation.

Q2: Can the 1PDF gear pump replace imported hydraulic gear pumps?
A: Yes, the 1PDF hydraulic gear pump is designed with standard mounting dimensions and port configurations, allowing it to directly replace many imported gear pump brands.

Q3: What industries commonly use the 1PDF hydraulic gear pump?
A: It is widely used in industrial machinery, construction equipment, hydraulic power units, agricultural machinery, and mobile hydraulic systems.

Q4: Does HENGYUHANG 1PDF support non-standard customization?
A: Yes, non-standard customization is available, including special displacement, shaft type, rotation direction, mounting flange, and port size.

Q5: What hydraulic oil is compatible with the 1PDF gear pump?
A: The pump is compatible with mineral hydraulic oils such as ISO VG 32, 46, and 68, depending on operating conditions.

Q6: Is the 1PDF hydraulic gear pump suitable for continuous operation?
A: Yes, it is designed for long working hours and continuous-duty hydraulic applications.

Q7: How does the 1PDF compare to imported brands in performance?
A: The 1PDF offers comparable performance in terms of flow stability, efficiency, noise control, and service life, with a more competitive cost.

Q8: Is installation of the 1PDF gear pump easy?
A: Yes, standardized mounting and connection designs allow quick installation and direct replacement without system modification.

Q9: Can the 1PDF be used for OEM applications?
A: Yes, the HENGYUHANG 1PDF is suitable for OEM projects, equipment manufacturing, and aftermarket replacement.

Q10: Why choose HENGYUHANG as a hydraulic gear pump supplier?
A: HENGYUHANG offers reliable product quality, flexible customization, stable supply capability, and professional technical support.


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

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