Unit · AXIAL-PISTON PUMP

A4VG90EP2DMT2/32L-NAF02F021MHR902123505

Axial piston pump Bosch Rexroth series A4VG, type code A4VG90EP2DMT2/32L-NAF02F021MH, material number R902123505. Nominal size: NG 90. Axial piston unit: swashplate design, variable, nominal pressure 400 bar, maximum pressure 450 bar (A4V). Operating mode: pump, closed circuit (G). 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: flange SAE J744 Hub for splined shaft, 101-2 (B) 7/8 in 13T 16/32DP (02). High-pressure relief valve Setting range ∆pHD: high-pressure relief valve, pilot operated 100 … 420 bar with bypass (1).

Number
R902123505
Type code
A4VG90EP2DMT2/32L-NAF02F021MH
Group
A4VG 90
Edition
05/2020
A4VG90EP2DMT2/32L-NAF02F021MH — Drawing
Pos.NumberNameQtyAdd to inquiry
R902195488ROTARY GROUP Assembly parts list →L1
R902025116CONTROL Assembly parts list →L1
R909608592CONNECTION PLATE Assembly parts list →L1
R909606810INTERNAL GEAR PUMP Assembly parts list →L1
R902051428CONTROL MODULE Assembly parts list →L1
R902041023FILTER Assembly parts list →L1
R909414719CONTROL CARTRIDGE Assembly parts list →L1
R902010628HOUSING1
R902114380PIVOT PIN2
R909153891SCREW PLUGD2
R909153815SCREW PLUGD2
R909153816SCREW PLUGD3
R909426700NOZZLE2
R913016373SLOTTED SPRING PIN2
R909151692SCREW PLUGD3
R909153364SCREW PLUGD4
R909087913SCREW PLUG1
R902035616ECCENTRIC SCREW1
R909087405SEALING NUTD1
R909426706NOZZLE1
98R902095635SEAL KIT1

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)9090
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 driveFlange SAE J744 Hub for splined shaft, 101-2 (B) 7/8 in 13T 16/32DP02
High-pressure relief valve Setting range ∆pHDHigh-pressure relief valve, pilot operated 100 … 420 bar with bypass1