Leybold Kit,Universal gasket,D30A/D60A/D90A for S30A,S60A,D30A,D60A,D90A,D30AC,D60AC,D90AC. 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.