Citation X (C750)
Flight Crew Air Transport Pilot (ATP)
Aircraft Equipment Problem Less Severe; Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor
Flight Crew Diverted; Flight Crew Landed As Precaution
Aircraft
Over Gulf of Mexico at 40;000 ft flight crew noticed strong burning smell in cabin. Performed smoke in cabin checklist. Advised ATC diverted to nearest airport. Smell dissipated after approx 5 minutes. Landed safely.
CE-750 Captain reported detecting a strong burning smell at FL400 and diverts to the nearest suitable airport. The burning smell dissipated after about five minutes.