The U.S. aircraft register, updated daily
Aircraft systems · the component layer

Emergency equipment

Fire detection and extinguishing, oxygen, emergency locator beacons and whole-airframe parachutes.

Operators and repair shops have filed 26,461 failure reports about this system since 1995, 8,423 of them in the last ten years. The part most often named in the reports is the smoke detector. Among model families, the Boeing 737 appears most often in the last ten years; taking fleet size into account, the Boeing 767 has the highest rate among sizeable fleets, about 24.2 reports a year for every 100 aircraft.

Failure reports by year as filed with the FAA

02795588361,1159500051015202570026

Models most often named last ten years

Boeing 7371,602Boeing 7671,412Airbus A321937Bombardier CL-600 Challenger and CRJ779Airbus A320766Airbus A319570Airbus A330445Boeing 777291Boeing 747243Boeing 757222Embraer EMB-145 ERJ 145209Airbus A300205

Highest rate, fleets of 500 or more reports a year per 100 aircraft registered

Parts most often named

Smoke Detector1,846Oxygen Mask1,154Fire Loop546Fire Detector430Fire Warning317Smoke Warning254Warning Message221Wire Harness212Fire Bottle153Circuit Card149Connector143Oxygen Bottle135

What was wrong with them the condition reported

False Activation1,864Faulted543Failed493Unwanted Deploy481False Indication477Inoperative439Malfunctioned406No Test382Damaged332Faulty323

Where in the system the FAA's codes

Fire protection 2,561Fire protection 2,051Oxygen 1,536Oxygen 825Fire protection 541Fire protection 380fire detection 368fire extinguishing 274Fire protection 220Fire protection 156Fire protection 105Oxygen 103

FAA orders 0 airworthiness directives · newest first

All 0 orders on this system

Sources: FAA service difficulty reports (yearly files since 1995, grouped by the FAA's four-digit system code into this site's fourteen systems), airworthiness directives, supplemental type certificates, technical standard order authorisations and special conditions from the FAA's Dynamic Regulatory System. Rates per 100 aircraft use today's register as the fleet; they show reporting as much as reliability, and commercial fleets report more. Connections as data: /graph/system/emergency.json.