Pump, Model 852220 NDP-40 Series, Air Operated Double Diaphragm Pump, Buna N Diaphragm,
Yamada Pumps NDP-40BAN Type, Model 852220 NDP-40 Series, Air Operated Double Diaphragm Pump, Buna N Diaphragm, Buna N Flat Check Valve / O-Rings, Aluminum - Combination fluid port: ANSI Flange with 1 1/2" tapped FNPT (ADC-12) Material, 107 GPM Max Flow, 1-1/2" Fluid Port, 1/2" Female NPT (includes ball valve) Air Inlet, 3/4" Female NPT (includes silencer) Air Exhaust, Aluminum Air Motor.