fixed displacement vane pump: offer 2520V,3520V,3525V,4520V,4525V Bolt flange connection Eaton Vickers 2520V hydraulic vane pump description:Displacement:18-193mL/r Pressure:17.2MPa Model ... keyed 11-splined 10(viewed from shaft end of pump) L-left hand for counterclockwise; R-right hand for clockwise fixed displacement vane pump(2520V)