"REPAIR KIT SIZE: 4""/300RF" ACTUATOR KIT for AVT 160 SE HT 10N PN10-40 SGA0834 F05/F07 SW17(KE8000205) 51450-6-2R-B5-M6 GTKN.75X90.ND 17A GTKN.75X90.ND 17A. PISTON GUIDE RING, MODEL NO.: GTKN.75X90.ND 17A; PISTON ORING, MODEL NO.: GTKN.75X90.ND 17A; PISTON, MODEL NO.: GTKN.63X90.ND14A; PISTON PAT , MODEL NO.: GTKN.63X90.ND14A; PISTON GUID RING , MODEL NO.: GTKN.63X90.ND14A; PISTON ORING , MODEL NO.: GTKN.63X90.ND14A; BALL FOR VALVE ALFA 11HP SEATS FOR VALVE ALFA 11HP FLANGED BALL VALVE ALFA 11HP