Yamada NDP-40BFV Cast Iron AOD Pump - 1-1/2" Female NPT - Viton, Viton/Viton Internals

The Yamada NDP-40BFV (852872) is a NDP-40 Series AOD Pump with a 1-1/2" inlet x 1-1/2" outlet Female NPT connection, Cast Iron body, Viton/Viton ball valve/o-ring material, ball valve type, center manifold, and 116 GPM max flow rate. Rebuild kit number K40-MV. All Yamada pumps feature bolted construction, which eliminates leaks and simplifies post-maintenance reassembly. Outside-accessible air valve allows for inspection or maintenance without removing the pump from service. The Yamada-designed pilot valve is an individual modular pilot valve that actuates the air valve. It is depressed slightly by the inner center disk creating a pressure drop at one end of the air valve, allowing shifting to occur. It is maintenance free with no cumbersome snap rings or lubricated dynamic o-rings to replace or repair.