Unit · AXIAL-PISTON PUMP

A A10VSO 28ER 72/31R-VSA12KB2HR902563888

Axial piston pump Bosch Rexroth series A10VSO, type code AA10VSO28ER72/31R-VSA12KB2H, material number R902563888. Nominal size: NG 28. Axial piston unit: swashplate design, variable, nominal pressure 280 bar, maximum pressure 350 bar (A10VS). Operating mode: pump, open circuit (O). Control device: with pressure cut-off electric positive control U = 24 V (ER72). Direction of rotation: viewed on drive shaft clockwise (R). Sealing material: FKM (fluorocarbon rubber) (V). Drive shaft: splined shaft standard shaft ISO 3019-1 (S). Mounting flange: ISO 3019-2 2-hole (A). Working port: SAE flange ports according to ISO 6162, metric fastening thread laterally opposite (12). Through drive: for flange ISO 3019-2 Diameter, 80, 2-hole 3/4 in 11T 16/32DP (KB2). Connector for solenoids: HIRSCHMANN connector – without suppressor diode (H).

Number
R902563888
Type code
A A10VSO 28ER 72/31R-VSA12KB2H
Group
A10VSO 28
Edition
06/2020

This parts list has no drawing.

Pos.NumberNameQtyAdd to inquiry
1R902422097BASE UNIT Assembly parts list →L1
2R902533520CONTROL VALVE Assembly parts list →L1

Parameters from the type code

ItemMeaningCode
Axial piston unitSwashplate design, variable, nominal pressure 280 bar, maximum pressure 350 barA10VS
Operating modePump, open circuitO
Size (NG)2828
Control devicewith pressure cut-off electric positive control U = 24 VER72
SeriesSeries 3, index 131
Direction of rotationViewed on drive shaft clockwiseR
Sealing materialFKM (fluorocarbon rubber)V
Drive shaftSplined shaft standard shaft ISO 3019-1S
Mounting flangeISO 3019-2 2-holeA
Working portSAE flange ports according to ISO 6162, metric fastening thread laterally opposite12
Through driveFor flange ISO 3019-2 Diameter, 80, 2-hole 3/4 in 11T 16/32DPKB2
Connector for solenoidsHIRSCHMANN connector – without suppressor diodeH