PNEUM DIAPHRAGM PUMP ACCESSORIES – AIR VALVE SIST ANTI-TAMPER ; PRESSURE CONNECTION – 1” NPT ; SUCTION CONNECTION – 1” NPT ; MATERIAL – PUMP BODY: ALUMINUM ; MATERIAL – DIAPHRAGM: SANTOPRENE ; MATERIAL – SPHERES IN EPDM ; MODEL – NDP-25BAS ; NOTE – NO LUBRICATION ; MAXIMUM PRESSURE – 100 PSI; TYPE – DOUBLE DIAPHRAGM – SPHERE ; PRODUCT FLOW – 150 L/MIN ; –