Tuesday, November 7, 2017

Southwest Airlines, Boeing 737-7H4, N765SW: Incident occurred June 03, 2017 at Washington Dulles International Airport (KIAD), District of Columbia

The National Transportation Safety Board did not travel to the scene of this incident.

Aviation Incident Preliminary Report - National Transportation Safety Board: https://app.ntsb.gov/pdf

Southwest Airlines Company:  http://registry.faa.gov/N765SW

NTSB Identification: ENG17IA027
Scheduled 14 CFR Part 121: Air Carrier operation of Southwest Airlines
Incident occurred Saturday, June 03, 2017 in Washington, DC
Aircraft: BOEING 737 7H4, registration: N765SW
Injuries: 67 Uninjured.

This is preliminary information, subject to change, and may contain errors. Any errors in this report will be corrected when the final report has been completed. NTSB investigators traveled in support of this investigation and used data obtained from various sources to prepare this aircraft incident report.

On June 3, 2017, at about 0855 eastern daylight time, a Boeing 737-7H4 airplane, registration number N765SW, powered by two CFMI CFM56-7B24 turbofan engines, operated by Southwest Airlines (SWA) as flight number 4635, experienced a right-hand engine (No. 2) accessory gearbox (AGB) failure while enroute from Tampa Florida to Rochester New York. The airplane was diverted to Washington Dulles International Airport (IAD) where an uneventful single engine landing was performed and no injuries were reported to any of the occupants. Examination of the airplane and engine after landing revealed that the No. 2 engine left fan inlet cowl exhibited a slice and the ABG exhibited an approximate 3-inch by 2-inch hole in the vicinity of the line 3 gear assembly. The incident flight was conducted under instrument flight rules (IFR) under 14 Code of Federal Regulations (CFR) Part 121 from the Tampa International Airport (TPA) to the Greater Rochester International Airport (ROC). There were 62 passengers and 5 crewmembers on board the incident flight.

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