Yamada Model NDP-500BSC NPT
Yamada NDP-500BSC NDP500 Series 316 Stainless Steel Air Operated Double Diaphragm Pump, 2" NPT Suction & Discharge Connections, Neoprene Diaphragms & Neoprene Valve Balls. Aluminum air motor standard on metal pumps, 226 GPM Maximum Flow, 20–125 PSI, 18 Feet Dry Suction Lift, Passes up to 5/16" Solids.