Unit · AXIAL-PISTON PUMP

A4VG56HWDLT1/32R-NAC10K045E-SR902096077

Axial piston pump Bosch Rexroth series A4VG, type code A4VG56HWDLT1/32R-NAC10K045E-S, material number R902096077. Nominal size: NG 56. 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 hydraulic mechanical servo (HW). Pressure cut-off: pressure cut-off (D). Neutral position switch: neutral position switch (only for HW control) (L). Stroking chamber pressure port: stroking chamber pressure port X X (T). DA control valve: without DA control valve (1). 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 DIN 5480 for combination pump – 1st pump (A). Mounting flange: SAE J744 2-hole (C). Working port (port plate): SAE working port A and B, same side right suction port S bottom (10). Boost pump: without integrated boost pump with through drive (K). Through drive: flange SAE J744 Hub for splined shaft, 101-2 (B) 1 in 15T 16/32DP (04).

Number
R902096077
Type code
A4VG56HWDLT1/32R-NAC10K045E-S
Group
A4VG 56
Edition
12/2019

This parts list has no drawing.

Pos.NumberNameQtyAdd to inquiry
1R902199696ROTARY GROUP Assembly parts list →L1
2R902010810CONTROL Assembly parts list →L1
3R902096167CONNECTION PLATE Assembly parts list →L1
4R902070175BELL HOUSING Assembly parts list →L1
5R902018597CONTROL MODULE Assembly parts list →L1
10R902029526HOUSING1
13R902132713PIVOT PIN1
14R909405732POITIONING PIN1
20R909151694SCREW PLUGD1
21R909151979SCREW PLUGD1
22R909151692SCREW PLUGD7
24R909083228SCREW PLUG1
25R909086731O-RINGD1
26R909153572SCREW PLUG1
27—DOUBLE BREAK-OFF PLUG2
28R909156493NOZZLE2
31R913016373SLOTTED SPRING PIN2
32R909153364SCREW PLUGD1
33R909153815SCREW PLUG1
37R909087912SCREW PLUG1
39R909153861SCREW PLUG1
46R909154981SETSCREW1
47R909153271SEALING NUTD1
49R909156497NOZZLE1
81R902074318FLUSH/BOOST PRESSURE VALVE Assembly parts list →L1
98R902095505SEAL 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)5656
Control deviceProportional control hydraulic mechanical servoHW
Pressure cut-offPressure cut-offD
Neutral position switchNeutral position switch (only for HW control)L
Stroking chamber pressure portStroking chamber pressure port X XT
DA control valveWithout DA control valve1
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 DIN 5480 for combination pump – 1st pumpA
Mounting flangeSAE J744 2-holeC
Working port (port plate)SAE working port A and B, same side right suction port S bottom10
Boost pumpWithout integrated boost pump with through driveK
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 250 … 420 bar direct operated, fixed setting with bypass5
Filtration boost circuit/external boost pressure supplyExternal boost pressure supply (version without integrated boost pump – N00, K...)E
Standard/special versionSpecial version-S