Unit · AXIAL-PISTON PUMP

A4VG125DWD1/32L-NAF02F691DR-SR902146076

Axial piston pump Bosch Rexroth series A4VG, type code A4VG125DWD1/32L-NAF02F691DR-S, material number R902146076. 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). Pressure cut-off: pressure cut-off (D). DA control valve: without DA control valve (1). 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, 152-2/4 (D) 1 3/4 in 13T 8/16DP (69). High-pressure relief valve Setting range ∆pHD: high-pressure relief valve, pilot operated 100 … 420 bar with bypass (1). Filtration boost circuit/external boost pressure supply: filtration in the boost pump pressure line Ports for external boost circuit filtration (Fe and Fa) (D). Swivel angle sensor: electric swivel angle sensor mounted (R).

Number
R902146076
Type code
A4VG125DWD1/32L-NAF02F691DR-S
Group
A4VG 125
Edition
02/2020
A4VG125DWD1/32L-NAF02F691DR-S — Drawing
Pos.NumberNameQtyAdd to inquiry
R902136963ROTARY GROUP Assembly parts list →L1
R902025241CONTROL Assembly parts list →L1
R909609519CONNECTION PLATE Assembly parts list →L1
R909606329INTERNAL GEAR PUMP Assembly parts list →L1
R902046545CONTROL UNIT Assembly parts list →L1
R902085121HOUSING1
R902118633PIVOT PIN2
R909153861SCREW PLUGD1
R909153815SCREW PLUGD1
R909153816SCREW PLUGD3
R909083229SCREW PLUG1
R909085545O-RINGD1
R909153572SCREW PLUG1
R909426700NOZZLE2
R913016373SLOTTED SPRING PIN2
R909151692SCREW PLUGD4
R909153861SCREW PLUGD2
R909153364SCREW PLUGD2
R909156570SCREW PLUG1
R902035616ECCENTRIC SCREW1
R909087405SEALING NUTD1
R909151694SCREW PLUGD1
R909426707NOZZLE1
R902073064SWIVEL ANGLE SENSOR Assembly parts list →L1

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
Pressure cut-offPressure cut-offD
DA control valveWithout DA control valve1
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, 152-2/4 (D) 1 3/4 in 13T 8/16DP69
High-pressure relief valve Setting range ∆pHDHigh-pressure relief valve, pilot operated 100 … 420 bar with bypass1
Filtration boost circuit/external boost pressure supplyFiltration in the boost pump pressure line Ports for external boost circuit filtration (Fe and Fa)D
Swivel angle sensorElectric swivel angle sensor mountedR
Standard/special versionSpecial version-S