Yamada NDP-50BSE-NPT 316 Stainless Steel AOD Pump - 2.0" Female NPT - EPDM, EPDM/EPDM Internals

The Yamada NDP-50BSE-NPT (852648) is a NDP-50 Series AOD Pump with a 2.0" inlet x 2.0" outlet Female NPT connection, 316 Stainless Steel body, EPDM/EPDM ball valve/o-ring material, ball valve type, center manifold, and 166 GPM max flow rate. Rebuild kit number K50-ME. 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.