0 PL Group 1 Dowty/Ultra Pattern Gear Pumps - Front/ Single Pump.Clockwise Rotation.Displacement: 4.46cc/ rev ( 4.46 Litres at 1000 rpm).Taper 1:8 Shaft. Diameter 12.7mm gauge basic taper 1:8 on diameter with 5/16” – 24UNF x 8.3 LG minimum full thread, 34.7mm 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 1/2” BSP = 14.0 minimum full thread) (Low-Pressure port and High-Pressure ports ½” BSP = 14 minimum full thread).Single/ Rear pump.Nitrile Shaft Seal