0 PL Group 1 Dowty/Ultra Pattern Gear Pumps - Front/ Single Pump.Clockwise Rotation.Displacement: 1.22cc/ rev ( 1.22 Litres at 1000 rpm).Taper 1:8 Shaft. Diameter 9.35mm gauge basic taper 1:8 on diameter with 1/4” – 28 UNF x 8.3 LG minimum full thread, 29.3mm standout from the face of flange..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