JCB pump

Parker Hannifin 20/902900 Hydraulic Pumps 33 + 29 CC/REV

HENGYUHANG hydraulic gear pumps are engineered as a reliable and cost-effective replacement for the 20/902900 gear pump, with matched mounting dimensions and operating parameters for direct installation.  Our products provide dependable performance and long service life, making HENGYUHANG an ideal alternative solution for JCB 202 hydraulic pump replacement needs.

FunctionAdvantage
Stable hydraulic outputDelivers smooth and consistent flow for reliable machine operation under heavy-duty conditions
Twin gear pump designSupports multiple hydraulic circuits and improves overall working efficiency
High working pressure capabilityEnsures strong performance and durability in demanding construction environments
OEM standard manufacturingMatches original JCB specifications for easy installation and direct replacement
Wear-resistant internal componentsReduces internal wear, extends service life, and lowers maintenance costs
Wide equipment compatibilitySuitable for JCB 3CX, 4CX, and other backhoe loader models
Ideal replacement solutionAvailable as OEM or high-quality aftermarket replacement for JCB 20/902900 hydraulic pump



Description

Features of 20/902900 Hydraulic Gear Pump

FeatureDescription
Stable Hydraulic OutputDelivers consistent oil flow and pressure to ensure smooth operation of the hydraulic system
Precision Gear DesignHigh-precision machined gears provide efficient performance and reduced internal leakage
Low Noise OperationOptimized gear meshing minimizes vibration and operating noise
Compact StructureSpace-saving design allows easy installation in JCB 202 excavators
Durable ConstructionMade from wear-resistant materials for long service life in demanding working conditions
Reliable Continuous OperationSuitable for long working hours and continuous-duty hydraulic applications
Easy MaintenanceSimple structure helps reduce maintenance time and operating costs
Application CompatibilityWidely used as a hydraulic gear pump for JCB 202 and similar construction machinery


Applications of 20/902900 Hydraulic Gear Pump

Equipment Type Application Description
Crawler ExcavatorsWidely used as a 20/902900 hydraulic gear pump for JCB 202 excavator, providing stable hydraulic power for digging, lifting, and loading operations
Construction MachineryApplied in various construction machines requiring hydraulic gear pumps with reliable flow and pressure performance
Earthmoving EquipmentSuitable for earthmoving equipment hydraulic systems where consistent oil flow and durability are essential
Hydraulic Power UnitsUsed in hydraulic power units equipped with gear pumps, supporting continuous-duty hydraulic applications
Industrial Hydraulic SystemsInstalled in industrial hydraulic systems using hydraulic gear pumps for stable and efficient operation
Replacement & Aftermarket UseCommonly selected as a 20/902900 gear pump replacement for maintenance and repair of JCB and similar machines


Technical Specifications – 20/902900 Hydraulic Gear Pump

ParameterSpecification
Model Number20/902900
Pump TypeHydraulic Gear Pump (Single / Twin section depending on version)
DisplacementSee model configuration (commonly 33 cc/rev, 29 cc/rev for tandem)
Rotation DirectionClockwise or Counter-Clockwise (based on application)
Maximum Operating Pressure~275 bar (4000 psi)
Maximum Input Speed~2500 rpm (application dependent)
Input Shaft TypeKeyed shaft or SAE spline (varies with configuration)
Mounting FlangeSAE standard flange
Inlet PortSAE flange or threaded inlet
Outlet PortSAE threaded outlet (size dependent on configuration)
Fluid CompatibilityMineral hydraulic oil (ISO VG 32–68 recommended)
Operating Fluid TemperatureApproximately -20°C to +80°C (-4°F to +176°F)
Weight (Approx.)~25–30 kg (depending on version)
ApplicationHydraulic systems for construction machinery (e.g., JCB 202 excavator)


Compatible JCB Machine Models

The Parker 20/902900 gear pump (or equivalent replacement pump) is commonly used in JCB Backhoe Loaders and compatible excavator-type machines.

JCB Equipment TypeApplicable JCB ModelsDescription
Backhoe LoaderJCB 3CX SeriesIncluding 3CX, 3CX CM, 3CX Contractor, commonly used as main hydraulic gear pump
Backhoe LoaderJCB 3CX PC / 3CX HMProvides hydraulic power for digging, lifting, and auxiliary functions
Backhoe LoaderJCB 3CX SM (Side Shift)Used in side-shift versions of 3CX backhoe loaders
Backhoe LoaderJCB 3CXT SeriesIncluding 3CXT variants with similar hydraulic system design
ExcavatorJCB 202 ExcavatorSupplies stable hydraulic flow for boom, arm, and bucket operations
Construction MachineryJCB machines using part No. 20/902900 / 4070Common replacement in maintenance and aftermarket applications


📌 Notes

The 20/902900 hydraulic gear pump is mainly used in JCB backhoe loaders and compact excavators.

Compatibility may vary by machine year and hydraulic configuration; confirmation by part number, shaft type, and mounting flange is recommended.

HENGYUHANG gear pumps can be supplied as a direct replacement for 20/902900 in the above JCB models.


Why Choose HENGYUHANG as a Replacement for Parker 20/903100 Gear Pump

HENGYUHANG hydraulic gear pump is designed as a direct replacement for JCB 20/902900 hydraulic gear pump, offering full compatibility in mounting dimensions, shaft type, rotation direction, and hydraulic performance. This 20/902900 gear pump alternative can be installed directly on JCB machines without modification, making it an ideal solution for hydraulic pump replacement and maintenance.


As a high-quality aftermarket JCB 20/902900 replacement pump, HENGYUHANG provides stable oil flow, reliable pressure output, and long service life under continuous working conditions. Compared with the original JCB 20/902900 gear pump, our hydraulic gear pump delivers dependable performance at a more cost-effective price, helping reduce operating and maintenance costs while ensuring efficient hydraulic system operation.



❓ Frequently Asked Questions (FAQ)

Q1: Is the HENGYUHANG hydraulic gear pump a direct replacement for JCB 20/902900?

Yes.  The HENGYUHANG hydraulic gear pump is designed as a direct replacement for JCB 20/902900 hydraulic gear pump, with matched mounting dimensions, shaft type, and operating parameters for easy installation.

Q2: Which JCB machines use the 20/902900 gear pump?

The 20/902900 hydraulic gear pump is commonly used in JCB 202 excavators and JCB 3CX series backhoe loaders, depending on machine configuration and production year.

Q3: Do I need to modify the hydraulic system when installing the replacement pump?

No.  The HENGYUHANG 20/902900 replacement gear pump can be installed directly without modification when matched to the correct model and rotation direction.

Q4: Is the HENGYUHANG pump an OEM product?

No.  HENGYUHANG supplies aftermarket hydraulic gear pumps compatible with OEM specifications.  OEM part numbers such as JCB 20/902900 are used for reference and compatibility identification only.

Q5: What are the main advantages of choosing HENGYUHANG as a 20/902900 alternative?

HENGYUHANG offers reliable performance, stable hydraulic output, strict quality control, and competitive pricing, making it a cost-effective alternative to the JCB 20/902900 hydraulic gear pump.

Q6: What are the shipping options for the 20/902900 hydraulic gear pump?

We offer flexible international shipping options for the HENGYUHANG 20/902900 hydraulic gear pump replacement, including air, sea, and express delivery.  Shipping methods can be arranged according to order quantity and delivery requirements.

Q7: What is the minimum order quantity (MOQ)?

The MOQ for HENGYUHANG hydraulic gear pumps is flexible.  Sample orders are available for quality testing, while bulk orders benefit from more competitive pricing.

Q8: Can you provide customized hydraulic gear pumps for JCB applications?

Yes.  HENGYUHANG offers customized hydraulic gear pump solutions, including special shaft types, port configurations, and performance adjustments, based on customer requirements and application conditions.

Q9: How long is the delivery time for the 20/902900 replacement pump?

Standard models of the 20/902900 gear pump replacement are usually available with short lead times.  Customized orders may require additional production time depending on specifications.

Q10: Can HENGYUHANG provide branding or OEM/ODM services?

Yes.  We support OEM and ODM services, including customized labeling and packaging for hydraulic gear pumps, helping customers build their own brand in the aftermarket.


Inquiry & Technical Support

Need pricing, datasheets, or OEM solutions for the 20/902900 hydraulic gear pump?

📩 Contact us today to confirm compatibility and receive a fast quotation.


JCB CodeJCB CodeJCB CodeJCB Code
7049532007333/C523420/92559220/925338
20/925732333/G539220/92535720/925591
20/90310020/9255817029520007332/F9032
20/9253397441N702912004720/925586
7029120023702912000770291200097029120005
70291200787029120079702912112020/918300
332/F903020/925578919/7500220/925580
332/F9028333/G5393704952000620/925579
20/911200702912002220/92536620/902900
333/G539120/92558820/903300333/G5390


JCB gear pumps are an essential part of JCB machinery, ensuring efficient hydraulic power for a variety of applications. With their robust design and precision engineering, JCB gear pumps deliver reliable performance, contributing to the functionality of JCB excavators, loaders and other equipment. Whether powering excavation, lifting or maneuvering hydraulic systems, JCB gear pumps play a key role in increasing the overall productivity and versatility of JCB machinery on the job site.

JCB GEAR PUMP 3X 4X

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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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