O-RING, SET; FOR GTXR 190 ACTUATOR; MANUFACTURER NAME: ]; MANUFACTURER PART NO: O-GTXR190; EQUIPMENT NAME: F-2 PLUG VALVE OVERSIZE JACKETED 4”OS6”, F-2 CTRL. PLUG VALVE OVERSIZE JCKTD 4”OS6”/6”OS8”; MODEL NO: F-2-S HM OS AT, F-2-S HM OS AT RH, F-2- S HM OS AT RHMV; SERIAL NO: 15/1422032/1-1, 15/1422032/1-2, 15/1422032/6-1, 15/1422032/6-2, 15/1422032/7-1; TAG NO: 44-UV-019/020, 4 4-LV-009, 45-LV-009, 30-PV-008