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AA4VG90HD3DT1/32R-NUF52F073S (R902122960)
Axial piston variable pump A4VG. Geometric displacement 90 cm3. Proportional control, hydraulic, Pilot-pressure related p = 6 to 18 bar. Pressure cut-off. Stroking chamber pressure port X3, X4. Without DA control valve. Series 3, index 2. Direction of rotation (viewed on drive shaft): clockwise. Sealing material: NBR (nitrile rubber), shaft seal in FKM (fluoroelastomer). Splined shaft ANSI B92.1a only for combination pump – 2nd pump. Mounting flange SAE J744 2+4-hole. Integrated boost pump. Flange SAE J744 127-2 (C), hub for splined shaft 1 1/4 in 14T 12/24DP. High-pressure relief valve, direct operated, fixed setting 250 to 420 bar without bypass. Filtration in the boost pump suction line.
The above diagrams belong to Rexroth www.boschrexroth.com