# NTSB DCA20WA141: Boeing 737, N806NN, Mexico City, Mexico, August 24, 2020

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Foreign investigation
- Date: August 24, 2020, 17:25 local (17:25 UTC)
- Place: Mexico City, Mexico
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute-climb to cruise: Sys/Comp malf/fail (non-power)](https://openairdocs.org/ntsb-events/330)
- Highest injury: No injuries
- Status: Led by another country's authority
- NTSB office: Major Investigations Division
- Lead agency: Other
- NTSB case key (mKey): 101889
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA20WA141
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/101889/pdf
- Page: https://openairdocs.org/ntsb/DCA20WA141

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Enroute-climb to cruise: Sys/Comp malf/fail (non-power)](https://openairdocs.org/ntsb-events/330) (defining event); cases with it: [Boeing 737-823, 1 case](https://openairdocs.org/ntsb-events/330/sequence.md?model=13844CB), [All aircraft, 994 cases](https://openairdocs.org/ntsb-events/330/sequence.md)

## Factual narrative

The DGAC of Mexico has notified the NTSB of an incident involving a Boeing 737 airplane that occurred on August 24, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the DGAC's investigation under the provisions of ICAO Annex 13.All investigative information will be released by the DGAC of Mexico.

## Aircraft

- Registration: [N806NN](https://openairdocs.org/aircraft/N806NN), registered now, S/N 29561, built 2009 (OpenAirDocs)
- Reported make and model: Boeing 737 (823)
- Registry model: [Boeing 737-823](https://openairdocs.org/model/boeing-737-823) (registry code 13844CB) (OpenAirDocs)
- Registry engine: [CFM International CFM56-7B24/3 series](https://openairdocs.org/engine/cfm-international-cfm56-7b24-3-series) (registry code 13074, turbo-fan) (OpenAirDocs)
- Category: Airplane
- Serial number: 29561
- Engines: Cfm Intl CFM56-7B24/3; Cfm Intl CFM56-7B24/3
- Damage: No damage
- Flight: Part 121
- Operator: American Airlines
- Registered owner: American Airlines Inc

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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