... ,4520V,4525V Bolt flange connection Eaton Vickers 2520V hydraulic vane pump description:Displacement:18-193mL/r Pressure:17.2MPa Model Code ... seal, Omit if not requiredH4520V42,45,50,605,8,9,11,12,14A-SAE 4-bolt flangeMetric thread Inch thread,omitFlange ... -straight keyed 86-heavy duty straight keyed 11-splined 10(viewed from shaft end of pump) L-left hand for counterclockwise; R ...