Unit · AXIAL-PISTON PUMP

A4VG125EP4DMT2/32L-NAF02F001BPR902274579

Axial piston pump Bosch Rexroth series A4VG, type code A4VG125EP4DMT2/32L-NAF02F001BP, material number R902274579. Nominal size: NG 125. Axial piston unit: swashplate design, variable, nominal pressure 400 bar, maximum pressure 450 bar (A4V). Operating mode: pump, closed circuit (G). Control device: proportional control electric with inlet filtration in P U = 24 V (EP4). Pressure cut-off: pressure cut-off (D). Mechanical stroke limiter: mechanical stroke limiter, externally adjustable (M). Stroking chamber pressure port: stroking chamber pressure port X X (T). DA control valve: DA control valve, fixed setting (2). Direction of rotation: viewed on drive shaft counter-clockwise (L). Sealing material: NBR (nitrile rubber), shaft seal made of FKM (fluorocarbon rubber) (N). Drive shaft: splined shaft DIN 5480 for combination pump – 1st pump (A). Mounting flange: SAE J744 2+4-hole (F). Working port (port plate): SAE working port A and B, top and bottom suction port S bottom (02). Boost pump: integrated boost pump with and without through drive (F). Through drive: without through drive, only for version N and F (00).

Number
R902274579
Type code
A4VG125EP4DMT2/32L-NAF02F001BP
Group
A4VG 125
Edition
03/2020
A4VG125EP4DMT2/32L-NAF02F001BP — Drawing
Pos.NumberNameQtyAdd to inquiry
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R902018704CONTROL Assembly parts list →L1
R909609519CONNECTION PLATE Assembly parts list →L1
R909606320INTERNAL GEAR PUMP Assembly parts list →L1
R902113940CONTROL MODULE Assembly parts list →L1
R902100660FILTER Assembly parts list →L1
R902182666CONTROL CARTRIDGE Assembly parts list →L1
R902015532HOUSING1
R902118633PIVOT PIN2
R909153861SCREW PLUGD2
R909153815SCREW PLUGD1
R909153816SCREW PLUGD3
R909426700NOZZLE2
R913016373SLOTTED SPRING PIN2
R909151692SCREW PLUGD6
R909153364SCREW PLUGD2
R909156570SCREW PLUG1
R902035616ECCENTRIC SCREW1
R909087405SEALING NUTD1
R909151694SCREW PLUGD1
R909426707NOZZLE1

Parameters from the type code

ItemMeaningCode
Axial piston unitSwashplate design, variable, nominal pressure 400 bar, maximum pressure 450 barA4V
Operating modePump, closed circuitG
Size (NG)125125
Control deviceProportional control electric with inlet filtration in P U = 24 VEP4
Pressure cut-offPressure cut-offD
Mechanical stroke limiterMechanical stroke limiter, externally adjustableM
Stroking chamber pressure portStroking chamber pressure port X XT
DA control valveDA control valve, fixed setting2
SeriesSeries 3, index 232
Direction of rotationViewed on drive shaft counter-clockwiseL
Sealing materialNBR (nitrile rubber), shaft seal made of FKM (fluorocarbon rubber)N
Drive shaftSplined shaft DIN 5480 for combination pump – 1st pumpA
Mounting flangeSAE J744 2+4-holeF
Working port (port plate)SAE working port A and B, top and bottom suction port S bottom02
Boost pumpIntegrated boost pump with and without through driveF
Through driveWithout through drive, only for version N and F00
High-pressure relief valve Setting range ∆pHDHigh-pressure relief valve, pilot operated 100 … 420 bar with bypass1
Filtration boost circuit/external boost pressure supplyAttachment filter with cold start valve and electric contamination indicator, function normally openB
Connector for solenoidsDEUTSCH connector without suppressor diode molded, 2-pinP