Serial Number TSNHR TSOHR 'c Adjustments TSNLD TSOLD TSNMO TSOMO Logbook Position _ 351013 Airframe TAG I MOD HIW I sm Required Next Duo T Last CNY Frequency NAdp Time Remains MM Ref Event Category Oxygen Mask I Regu tor (Observer) - Restore MC10-15-158 115277 Yes G550 AM