0 PL Group 1 Dowty/Ultra Pattern Gear Pumps - Front/ Single Pump.Clockwise Rotation.Displacement: 1.22cc/ rev ( 1.22 Litres at 1000 rpm).1/2" Parallel shaft, (12.7mm diameter), 3.2mm square key, no thread, 26.9mm standout from the face of the flange for 'S' Shaft (30.2mm for 'D' shaft), Torque rating - 43Nm.4 bolt mounting flange 71.42mm x 96.19mm with a pilot 36.47mm diameter x 4.6mm high.BSP, 2 ports (Low-Pressure port and High-Pressure ports 3/8” BSP = 11.4 minimum full thread) (Low-Pressure port and High-Pressure ports ½” BSP = 14 minimum full thread) .Modular front/ Intermediate section.Nitrile Shaft Seal