Unit · AXIAL-PISTON PUMP

AH A4VSO 250 DRG /30R-VPB25UB3R902513425

Axial piston pump Bosch Rexroth series A4VSO, type code AHA4VSO250DRG/30R-VPB25UB3, material number R902513425. Nominal size: NG 250. Hydraulic fluid: high-speed version (H). Axial piston unit: swashplate design, variable, nominal pressure 5100 psi (350 bar), maximum pressure 5800 psi (400 bar) Metric (A4VS). Operating mode: pump, open circuit (O). Directions of rotation: viewed on drive shaft clockwise (R). Sealing material: FKM (fluorocarbon rubber) / HFD operation (V). Drive shaft: parallel keyed shaft DIN 6885 (P). Through-drive: 100, 2-hole 7/8 in 13T 16/32DP (B3).

Number
R902513425
Type code
AH A4VSO 250 DRG /30R-VPB25UB3
Group
A4VSO 250
Edition
06/2020
AH A4VSO 250 DRG   /30R-VPB25UB3 — Drawing
Pos.NumberNameQtyAdd to inquiry
R902512853BASE UNIT Assembly parts list →L1
R902405408REGULATOR Assembly parts list →L1
61R902805709SHIPPING PROTECTION1
62R902602206SEAL SCREW1
63R902564145SHIPPING PROTECTION1
71R902573673FLANGE COVER1
81R902602008SEAL SCREW1

Parameters from the type code

ItemMeaningCode
Hydraulic fluidHigh-speed versionH
Axial piston unitSwashplate design, variable, nominal pressure 5100 psi (350 bar), maximum pressure 5800 psi (400 bar) MetricA4VS
Operating modePump, open circuitO
Size (NG)250250
SeriesSeries 3, index 030
Directions of rotationViewed on drive shaft clockwiseR
Sealing materialFKM (fluorocarbon rubber) / HFD operationV
Drive shaftParallel keyed shaft DIN 6885P
Through-drive100, 2-hole 7/8 in 13T 16/32DPB3