Unit · AXIAL-PISTON PUMP

A4VG28EP11/3-423331GR909423331

Axial piston pump Bosch Rexroth series A4VG, type code A4VG28EP11/3-423331*G*, material number R909423331. Nominal size: NG 28. Axial piston unit: swashplate design, variable, nominal pressure 450 bar, maximum pressure 500 bar (A4V). Operating mode: pump, closed circuit (G). Control device: proportional control, U = 12 V electric (EP1). DA control valve (only for NG110 and 125): DA control valve, fixed setting (1). Pressure sensor: pressure sensors at the measuring ports MA and MB (high pressure) (4).

Number: R909423331
Type code: A4VG28EP11/3-423331*G*
Group: A4VG 28
Edition: 06/2020

This parts list has no drawing.

Pos.	Number	Name	Qty
1	R909434318	ROTARY GROUP Assembly parts list →L	1
2	R909600897	CONTROL Assembly parts list →L	1
3	R909441385	CONNECTION PLATE Assembly parts list →L	1
6	R909600960	CONTROL UNIT Assembly parts list →L	1
8	R909426341	HOUSING	1
9	R909426076	HOUSING COVER	1
10	R909414228	SCREW PLUG	2
11	R909414227	PIVOT PIN	2
12	R909002380	COMPRESSION SPRING	2
13	R909154981	SETSCREW	1
14	R909405732	POITIONING PIN	1
16	R909422105	SEALD	1
17	R909083018	SOCKET HEAD CAP SCREW	11
18	R913016373	SLOTTED SPRING PIN	2
19	R909152726	SEAL RINGD	2
20	R909151694	SCREW PLUGD	3
21	R909151692	SCREW PLUGD	5
24	R909831318	DOUBLE BREAK-OFF PLUG	2
26	R909153271	SEALING NUTD	1
29	R909156494	NOZZLE	2
40	R909423148	FLUSHING VALVE Assembly parts list →L	1
41	R909084302	SEAL RINGD	2

Parameters from the type code

Item	Meaning	Code
Axial piston unit	Swashplate design, variable, nominal pressure 450 bar, maximum pressure 500 bar	A4V
Operating mode	Pump, closed circuit	G
Size (NG)	28	28
Control device	Proportional control, U = 12 V electric	EP1
DA control valve (only for NG110 and 125)	DA control valve, fixed setting	1
Pressure sensor	Pressure sensors at the measuring ports MA and MB (high pressure)	4