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AA4VG56HWDT1/32L-NSC52F073D (R902053210)
Axial piston variable pump A4VG. Geometric displacement 56 cm3. Series 3, index 2. Direction of rotation (viewed on drive shaft): counter-clockwise. Sealing material: NBR (nitrile rubber), shaft seal in FKM (fluoroelastomer). Splined shaft ANSI B92.1a for single pump. Mounting flange SAE J744 2-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 pressure line. Ports for external boost circuit filtration (Fe and Fa).
The above diagrams belong to Rexroth www.boschrexroth.com