# NTSB DCA17WA163: Boeing Boeing 737-330, Frankfurt-Main, Germany, July 28, 2017

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Foreign investigation
- Date: July 28, 2017, 16:17 local (16:17 UTC)
- Place: Frankfurt-Main, Germany
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute-cruise: Pressure/environ sys malf/fail](https://openairdocs.org/ntsb-events/331)
- Highest injury: No injuries
- Status: Led by another country's authority
- NTSB office: Major Investigations Division
- Lead agency: Other
- NTSB case key (mKey): 95703
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA17WA163
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/95703/pdf
- Page: https://openairdocs.org/ntsb/DCA17WA163

## Sequence of events

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

- [Enroute-cruise: Pressure/environ sys malf/fail](https://openairdocs.org/ntsb-events/331) (defining event); cases with it: [All aircraft, 116 cases](https://openairdocs.org/ntsb-events/331/sequence.md)

## Factual narrative

The BFU of Germany has notified the NTSB of an incident involving a Boeing 737-330 airplane that occurred on July 28, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the BFU's investigation under the provisions of ICAO Annex 13 as the State of Manufacturer and Design of the airplane.All investigative information will be released by the BFU of Germany.

## Aircraft

- Registration: G-CELI (not matched to a registry record)
- Reported make and model: BOEING COMPANY BOEING 737-330 (330)
- Category: Airplane
- Serial number: 23526
- Engines: CFM CFM56-3B1 9120 horsepower turbo fan; CFM CFM56-3B1 9120 horsepower turbo fan
- Damage: No damage
- Operator: Jet2.Com Ltd
- Registered owner: Dart Group Plc

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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