Parker PD018 Hydraulic Pump P1018 Axial Piston Pumps

Parker PD018 / P1018 Hydraulic Pump: Precision Flow for Compact Excavators

Excavators are the backbone of modern construction and mining, and their hydraulic systems must deliver consistent power under relentless stress. From small urban diggers to large quarry machines, every excavator relies on a main hydraulic pump to convert engine torque into the precise flow and pressure that drive tracks, booms, buckets, and attachments. In compact and midi excavators, where space is limited but performance cannot be compromised, the Parker PD018 / P1018 hydraulic pumps provide an ideal balance of compact design, pressure resilience, and environmental toughness. As variable-displacement axial piston pumps engineered for open-circuit mobile applications, the PD018 and P1018 deliver reliable hydraulic power for a wide range of excavator models from leading manufacturers.

Technical Specifications – Parker PD018 / P1018

Parameter	Value
Models	PD018/P1018
Max. Displacement	18 cm³/rev
Continuous Pressure	280 bar (4,060 psi)
Intermittent Pressure	Up to 350 bar
Fluid Temperature Range	–40°C to +95°C
Speed Range @ Full Stroke	2,900 – 3,500 rpm
Warranty	12 months
Technical PDF	www.baolilai-pump.com/contact_us/

*Data derived from Parker P1/PD series technical documentation.*

Why Compact Excavators Need the PD018 / P1018

18 cc Displacement – Optimized for Smaller Machines
Mini excavators, compact utility loaders, and small wheeled excavators require hydraulic flow that matches their engine output and chassis size. The PD018 pump 18 cm³/rev displacement is purposefully sized to deliver adequate flow for boom, arm, bucket, and travel circuits without overloading the engine or generating excessive heat. The P1018 shares the same displacement with configuration options for specific mounting requirements, making it a versatile choice for various OEM applications.

280 Bar Continuous – Built for Demanding Duty Cycles
Excavators experience constant pressure fluctuations during digging, lifting, and slewing. The Parker PD018 pump maintains continuous operation at 280 bar (4,060 psi), with intermittent peaks reaching 350 bar. The axial piston design—featuring a precision-engineered cylinder block and swashplate—absorbs these pressure spikes without internal leakage or volumetric efficiency loss, ensuring consistent performance during long work shifts.

Variable Displacement for Efficiency
Unlike fixed-displacement gear pumps, the PD018 uses a pressure-compensated variable displacement design that automatically adjusts output flow based on system demand. When the excavator is idling or performing light work, the pump reduces displacement, saving fuel and reducing heat generation. When the operator demands full digging power, the pump instantly delivers maximum flow, providing responsive control for precise grading and trenching operations.

Built for Extreme Environments

Wide Temperature Range (–40°C to +95°C)
Excavators work year-round in every climate. The PD018 operates reliably from Arctic winter conditions to tropical summer heat, with specially formulated seals and fluid-compatible materials that maintain performance across the entire temperature spectrum. This thermal stability is critical for contractors working in regions with extreme seasonal variations.

Contamination Defense
Construction sites are filled with abrasive dust, mud, and moisture. The PD018 features hardened internal components and robust sealing systems that resist particulate ingress, protecting the pump’s rotating group and extending service life in dirty environments.

Explosion-Resistant Options
For excavators operating in coal mines, chemical plants, or other hazardous locations, the PD series can be specified with spark-resistant internals and sealed housings meeting relevant safety standards, making it suitable for use in potentially explosive atmospheres.

Beyond Excavators – Applications Across Heavy Machinery

The same qualities that make the Parker PD018 and P1018 ideal for compact excavators make them suitable for a wide range of other mobile equipment:

Equipment Type	Function	Key Benefit
Compact excavators (Takeuchi, Kubota)	Main hydraulic power	280 bar continuous, 18 cc displacement
Mini wheel loaders	Implement and steering circuits	Variable displacement for fuel efficiency
Skid steer loaders	Attachment and drive control	Compact design fits tight engine bays
Small drilling rigs	Feed and rotation circuits	Pressure-compensated flow control
Utility vehicles	Auxiliary hydraulic circuits	Wide temperature range for all-weather operation

Official manufacturer resources: takeuchi-mfg.com | kubota.com | jcb.com

What You Get – Baolilai Support

12-month warranty – covers all manufacturing defects (cylinder block, valve plate, pistons, seals, bearings)

Free replacement parts – within warranty, we ship failed components at no cost (local labor not included)

Remote video support – factory engineers guide installation, troubleshooting, and repair via video call

Wide temperature tolerance – proven performance from –40°C to +95°C

Contamination defense – hardened internals resist abrasive dust and moisture ingress

FAQ – Parker PD018 / P1018 Hydraulic Pump

Q1: What is the difference between PD018 and P1018?
The PD018 and P1018 share the same 18 cc displacement and performance specifications. The designation typically reflects different mounting configurations or control options. Both are variable-displacement axial piston pumps from Parker’s P1/PD series, designed for open-circuit mobile applications. For precise compatibility with your excavator, consult the model tag on your original pump.

Q2: Is the PD018 suitable for both open and closed circuit excavator systems?
Yes. The PD series is designed for open-circuit applications, which is the standard architecture for most compact and midi excavators. In an open-circuit system, the pump draws fluid from a reservoir, pressurizes it, and sends it to actuators; return fluid flows back to the reservoir.

Q3: What does the 12-month warranty cover?
The warranty covers all manufacturing defects, including piston seizure, cylinder block galling, valve plate erosion, seal leakage, and bearing failure under normal operating conditions.

Q4: Why is 18 cc displacement important for compact excavators?
Small excavators have limited engine power and chassis space. An 18 cc pump provides adequate flow for digging and travel without overloading the engine or generating excessive heat. It’s the ideal size for machines in the 1.5–4 ton class.

Q5: Can the PD018 operate on biodegradable hydraulic fluids?
Yes. With optional seal materials, the pump is compatible with synthetic esters and vegetable-based fluids used in environmentally sensitive areas (e.g., near water sources).

Q6: How does the free parts replacement work?
Within 12 months, if a covered part fails, send us evidence (photo/video). After verification, we ship the replacement part free. Remote video support helps your technician install it.

Q7: Where can I find official service manuals for Takeuchi or Kubota excavators?
Visit the manufacturer’s support portals: takeuchi-mfg.com (Service & Support), kubota.com (Parts & Service), or jcb.com (Technical Support).

Summary

The Parker PD018 and P1018 hydraulic pumps deliver 18 cm³/rev displacement, 280 bar continuous pressure (350 bar intermittent), and a 2,900–3,500 rpm speed range. Engineered for compact excavators, mini loaders, and small drilling rigs, they withstand pressure spikes, temperature extremes, and harsh environmental conditions. Backed by a 12-month warranty, free replacement parts, and remote video support, they are the reliable hydraulic solution for demanding mobile applications. Download the full technical datasheet at www.baolilai-pump.com.

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Specificatio

Nameplate Number	Internal Model
PD018PB04SRS5AL00R1200000	02E-85772-5
PD018PS02SRS5AC00R0200000	02E-85847-5
PD018PS01SLS5AAM0E1200000	02E-86164-5
PD018PS02SRS5AC10E2200000	02E-86165-5
PD018PS02SLS5AC00R1200000	02E-86188-5
PD018PS01SRS5AAN0R0200000	02E-86224-5
PD018PS06SRS5AC10E0200000	02E-86258-5
PD018PS02SRS5AC00R1200000	02E-86290-5
PD018PS01SRS5AC10E0200000	02E-86296-5
PD018PS02SRS5AC00E3200000	02E-86311-5
PD018PA01SRS5AL00R120PB00	02E-86410-5
PD018PS02SRS5AAM0E1200000	02E-86457-5
PD018PS01SRS5AC00E0200000	02E-86458-5
PD018PS02SRS5AC00E1200000	02E-86497-5
PD018PB04SRS5AC00R120PB00	02E-86534-5
PD018PS02SRS5AC00R120PB00	02E-86541-5
PD018PB04SRS5AL00E1200000	02E-86571-5
PD018PS02SRS5AAM0R0200000	02E-86599-5
PD018PS06SRS5AC00E1200000	02E-86626-5
PD018PS06SRS5AC00R0200000	02E-86658-5
PD018PS02SRS5AC00R3200000	02E-86663-5
PD018PS02SRS5AAM0R1200000	02E-86680-5
PD018PB04SRS5AL00R120PB00	02E-86718-5
PD018PS06SRS5AC00R1200000	02E-86762-5
PD018PS02SRS5AC10R1200000	02E-86767-5
PD018PA04SRS5AL00E0200000	02E-86769-5
PD018PA01SRS5AC00R120PB00	02E-86800-5
PD018PS02SRS5AL00E120PB00	02E-86872-5
PD018PS01SRS5AC10R0200000	02E-86894-5
PD018PS02SRS5AC00E0200000	02E-86917-5
PD018PS06SRS5AC00E0200000	02E-87031-5
PD018PS02SRS5AL20R0200000	02E-87072-5
PD018PA06SLS5AL00R0200000	02E-87104-5
PD018PA06SRS5AL00R0200000	02E-87105-5
PD018PA04SRS5AC00R1200000	02E-87143-5
PD018PS01SRS5AAM0R0200000	02E-87186-5
PD018PS06SRS5AAM0E0200000	02E-87192-5
PD018PS06SRS5AAM0E3200000	02E-87228-5
PD018PS01SRS5AC00R0200000	02E-87229-5
PD018PS02SRS5AL00R0200000	02E-87283-5
PD018PS01SRS5AAN0R1200000	02E-87294-5
PD018PA01SRS5AL00E120PB00	02E-87411-5
PD018PS02SRS5AAF0E0200000	02E-87431-5
PD018PS02SRS5AL00E1200000	02E-87447-5
PD018PS06SLS5AAM0R120PB00	02E-87528-5
PD018PB04SRS5AC00R0200000	02E-87606-5
PD018PS01SRS5AC00R1200000	02E-87767-5
PD018PS02SRS5AC10E1200000	02E-87794-5
PD018PB04SRS5AC00R1200000	02E-87813-5
PD018PS01SRS5AC00E1200000	02E-87841-5
PD018PS02SRS5AAN0R1200000	02E-87875-5
PD018PS02SRS5AL00R1200000	02E-87944-5
PD018PS02SRS5AAF0R1200000	02E-87948-5
PD018PA02SRS5AAN0E0200000	02E-87954-5
PD018PS02SRS5AAM0R120PB00	02E-88064-5
PD018PS02SRS5AC00E120PB00	02E-88248-5
PD018PS02SRS5AL00R120PB00	02E-88249-5
PD018PB04SRS5AAM0R1200000	02E-88314-5
PD018PM04SRS5AC00E1200000	02E-88326-5
PD018PS06SRS5AAM0R0200000	02E-88331-5
PD018PS02SRS5AL00E0200000	02E-88370-5
PD018PM04SRS5AC00R1200000	02E-88389-5
PD018PS01SLS5AC00R1200000	02E-88430-5
PD018PS02SRS5AL20R1200000	02E-88444-5
PD018PS01SRS5AAM0R1200000	02E-88525-5
PD018PM04SRS5AAF0R1200000	02E-88637-5
PD018PB04SRS5AC10R1200000	02E-88680-5
PD018PS02SRS5AAM0E120PB00	02E-88702-5
PD018PA02SRS5AC10R0200000	02E-88744-5
PD018PA02SRS5AAM0R1200000	02E-88750-5
PD018PS02SRS5AC10R0200000	02E-88759-5
PD018PS02SRS5AC00R020PB00	02E-88773-5
PD018PS02SLS5AS02E0200000	02E-88837-5
PD018PS02SRS5AAM0T02A0000	02E-88855-5
PD018PS02SRS5AL20E1200000	02E-88961-5
PD018PS01SRS5AAM0E0200000	02E-88979-5
PD018PB06SRS5AL00R120PB00	02E-88987-5
PD018PA02SRS5AAM0R0200000	02E-88992-5
PD018PB04SLS5AAM0R1200000	02E-89001-5
PD018PS02SLS5AC00E1200000	02E-89003-5
PD018PS02SRS5AL00R320PB00	02E-89024-5
PD018PS02SRS5AC00T02A0000	02E-89026-5
PD018PB04SRS5BAM0R1200000	PD018PB04SRS5BC00R1200000
PD018PB04SRU5A000R0200000	PD018PB04SRU5A000R0200000
PD018PS01SRS5AC00T00A0000	PD018PS01SRS5AC00T00A0000
P1018PS08SRM5AL00E120PB00	02E-85836-5
P1018PS01SRM5AL00R1200000	02E-85842-5
P1018PS06SRM5AL20R020PB00	02E-86152-5
P1018PS01SLM5AAM0E1200000	02E-86163-5
P1018PS01SLM5AL00E1200000	02E-86166-5
P1018PS01SLM5AAM0E0200000	02E-86181-5
P1018PS08SLM5AL00S020PB00	02E-86193-5
P1018PS02SRM5AC10R3200000	02E-86246-5
P1018PS02SRM5AC00E1200000	02E-86349-5
P1018PS06SRM5AL00R0200000	02E-86350-5
P1018PS06SRM5AL20R0200000	02E-86351-5
P1018PS08SRM5AL00E1200000	02E-86352-5
P1018PS06SRM5AL00E020PB00	02E-86508-5
P1018PA08SLM5AC00R1200000	02E-86616-5
P1018PS01SRM5AC00E1200000	02E-86653-5
P1018PS06SRM5AL20E020PB00	02E-86659-5
P1018PS06SRM5AL00E0200000	02E-86670-5
P1018PS01SLM5AL00R0200000	02E-86711-5
P1018PS02SRM5AL00R0200000	02E-86713-5
P1018PA01SRM5AL00R020PB00	02E-86727-5
P1018PS01SRM5AC00R1200000	02E-86739-5
P1018PS02SRM5AAM0E1200000	02E-86784-5
P1018PS02SRM5AL00R1200000	02E-86816-5
P1018PS06SRM5AC00E0200000	02E-86824-5
P1018PS06SLM5AL00E120PB00	02E-86871-5
P1018PS06SRM5AL00R1200000	02E-86929-5
P1018PS02SLM5AC00E1200000	02E-86930-5
P1018PS01SRM5AAN0R1200000	02E-86947-5
P1018PS01SRM5AL00E120PB00	02E-86988-5
P1018PA06SLM5AL00R020PB00	02E-86991-5
P1018PS01SLM5AC00E0300000	02E-87023-5
P1018PS01SRM5AL00E020PB00	02E-87081-5
P1018PS06SRM5AC00E220PB00	02E-87098-5
P1018PS01SRM5AC00R0200000	02E-87139-5
P1018PS02SRM5AL00E1200000	02E-87141-5
P1018PS01SRM5AL00E0200000	02E-87188-5
P1018PS01SLM5AC00R1200000	02E-87203-5
P1018PS01SRM5AC00R120PB00	02E-87252-5
P1018PS02SRM5AL20E1200000	02E-87270-5
P1018PS08SLM5AC00E1200000	02E-87292-5
P1018PS02SLM5AL00R0200000	02E-87355-5
P1018PS02SRM5AC00R1200000	02E-87363-5
P1018PS02SLM5AAM0E120PB00	02E-87388-5
P1018PA01SRM5AC00R020PB00	02E-87514-5
P1018PB04SRM5AL00R1200000	02E-87656-5
P1018PB04SRM5AC00R1200000	02E-87737-5
P1018PS01SRM5AC00E0200000	02E-87832-5
P1018PS01SLM5AL00E0200000	02E-87879-5
P1018PS06SLM5AAM0E0200000	02E-87929-5
P1018PB04SRM5AL00E0200000	02E-88099-5
P1018PS01SRM5AAM	02E-88172-5
P1018PS01SRM5AL00R0200000	02E-88217-5
P1018PS06SLM5AAM	02E-88222-5
P1018PS06SLM5AC0	02E-88247-5
P1018PS06SRM5AL0	02E-88283-5
P1018PS01SRM5AC1	02E-88459-5
P1018PS02SRM5AC1	02E-88616-5
P1018PS02SLM5AC0	02E-88630-5
P1018PS01SRM5AT0	02E-88635-5
P1018PS02SRM5AT0	02E-88638-5