Unused Wilden P4/SSAPP/NES/NE/NE/0014 AODD Metal Pump, manufactured by Wilden Pumps, 2008, Model P4 (PRO-FLO), Description P4/SSAPP/NES/NE/NE/0014, Serial no. 0020890350. Port size 38mm (1 1/2 inch) BSP, max flow rate 348 litres per minute, max pressure 8.6 bar. Wetted parts and outer piston stainless steel, air chambers aluminum, centre block polypropylene, air valve polypropylene, diaphragms Neoprene, valve balls Neoprene, valve seat Neoprene. Weight 30kg.