Unit · AXIAL-PISTON PUMP

A4VG125EP3DMT3R/32R-NSF02F071SRPR902197521

Axial piston pump Bosch Rexroth series A4VG, type code A4VG125EP3DMT3R/32R-NSF02F071SRP, material number R902197521. 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 U = 12 V control electric with proportional solenoid (EP3). 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, mechanically adjustable, direction of actuation, clockwise with position lever (3R). Direction of rotation: viewed on drive shaft clockwise (R). Sealing material: NBR (nitrile rubber), shaft seal made of FKM (fluorocarbon rubber) (N). Drive shaft: splined shaft for single pump ANSI B92.1a (S). 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, 127-2 (C) 1 1/4 in 14T 12/24DP (07).

Number
R902197521
Type code
A4VG125EP3DMT3R/32R-NSF02F071SRP
Group
A4VG 125
Edition
03/2020

This parts list has no drawing.

Pos.NumberNameQtyAdd to inquiry
1R902199757ROTARY GROUP Assembly parts list →L1
2R902018704CONTROL Assembly parts list →L1
3R909609519CONNECTION PLATE Assembly parts list →L1
4R902027760INTERNAL GEAR PUMP Assembly parts list →L1
5R902113952CONTROL MODULE Assembly parts list →L1
7R902188894CONTROL CARTRIDGE Assembly parts list →L1
10R902085121HOUSING1
13R902118633PIVOT PIN1
20R909153861SCREW PLUGD2
21R909153815SCREW PLUGD1
22R909153816SCREW PLUGD3
28R909426700NOZZLE2
31R913016373SLOTTED SPRING PIN2
32R909151692SCREW PLUGD6
33R909153861SCREW PLUGD3
35R909153364SCREW PLUGD2
46R902035616ECCENTRIC SCREW1
47R909087405SEALING NUTD1
48R909151694SCREW PLUGD1
49R909426707NOZZLE1
83R902073064SWIVEL ANGLE SENSOR Assembly parts list →L1
98R902095530SEAL 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)125125
Control deviceProportional U = 12 V control electric with proportional solenoidEP3
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, mechanically adjustable, direction of actuation, clockwise with position lever3R
SeriesSeries 3, index 232
Direction of rotationViewed on drive shaft clockwiseR
Sealing materialNBR (nitrile rubber), shaft seal made of FKM (fluorocarbon rubber)N
Drive shaftSplined shaft for single pump ANSI B92.1aS
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, 127-2 (C) 1 1/4 in 14T 12/24DP07
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 suction lineS
Swivel angle sensorElectric swivel angle sensor mountedR
Connector for solenoidsDEUTSCH connector without suppressor diode molded, 2-pinP