Alcatel KIT,REBUILD,ALCATEL,DRYPUMP for ADP30,ADP31,ADP80,ADP81,ADS30,ADS31,ADS80,ADS81. Minor repair kits include o-rings, gaskets, washers, shaft seals & other components for light overhaul. Major repair kits include all components of Minor kits plus vanes, springs, sight glass & coupling element for Major overhaul.