Campbell Hausfeld VT210401AJ Piston Ring Kit for models 1NNF4, 1NNF6, 1NNF7, 2MLW2, EX800300, EX800301AJ, EX800700AJ, EX800801, EX800900, EX801200, EX801300AJ, EX801800, EX820000, EX8302, EX840100, EX840500, TC261400, VT203003, VT273100, VT470000, VT470000AV, VT470200, VT470401, VT480000, VT480000AV, VT480400, VT483200, VT559505, VT559506, VT613106, VT614806, VT615208, VT617104, VT617205, VT617206, VT619501, VT619501AJ, VT619504, VT627504, VT630900, VT631402, VT631502, VT631503, VT631504, VT631900, VT632900, VT633000AJ, VT633001AJ, VT633200AJ, VT633500, VT634500, and VT635300 (Replaces part numbers VT210400AJ and VT210400AJ)