Unit · AXIAL-PISTON PUMP

A4VG125DA1D3/31R-PZF02F041SR909441665

Axial piston pump Bosch Rexroth series A4VG, type code A4VG125DA1D3/31R-PZF02F041S, material number R909441665. 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: automatic control, speed related U = 12 V (DA1). Pressure cut-off: pressure cut-off (D). Direction of rotation: viewed on drive shaft clockwise (R). Drive shaft: splined shaft for single pump DIN 5480 (Z). 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) 1 in 15T 16/32DP (04). 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 suction line (S).

Number
R909441665
Type code
A4VG125DA1D3/31R-PZF02F041S
Group
A4VG 125
Edition
05/2020

This parts list has no drawing.

Pos.NumberNameQtyAdd to inquiry
1R909433573ROTARY GROUP Assembly parts list →L1
2R909433912CONTROL Assembly parts list →L1
3R909438648CONNECTION PLATE Assembly parts list →L1
4R909438367INTERNAL GEAR PUMP Assembly parts list →L1
5R909437621DIRECTIONAL-CONTROL VALVE Assembly parts list →L1
7R909606428CONTROL CARTRIDGE Assembly parts list →L1
10R909436787HOUSING1
12R909432369HOUSING COVER1
13R909435017PIVOT PIN1
15R902118633PIVOT PIN1
20R909153861SCREW PLUGD5
21R909153815SCREW PLUGD1
22R909153816SCREW PLUGD3
27R909831320DOUBLE BREAK-OFF PLUG1
29R909830207O-RINGD1
30R909157348QUAD RINGD1
31R913016374SLOTTED SPRING PIN2
32R909151692SCREW PLUGD3
34R909083034SOCKET HEAD CAP SCREW8
46R902035616ECCENTRIC SCREW1
47R909087405SEALING NUTD1
48R909151694SCREW PLUGD1
49R909426707NOZZLE1
54R909430054THROTTLE SCREW1

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 deviceAutomatic control, speed related U = 12 VDA1
Pressure cut-offPressure cut-offD
Direction of rotationViewed on drive shaft clockwiseR
Drive shaftSplined shaft for single pump DIN 5480Z
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) 1 in 15T 16/32DP04
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