# NTSB CEN20WA246: Bell 407, N120HH, Long Marston, United Kingdom, June 24, 2020

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Foreign investigation
- Date: June 24, 2020
- Place: Long Marston, United Kingdom
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute: Unknown or undetermined](https://openairdocs.org/ntsb-events/000)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Led by another country's authority
- NTSB office: Central Region
- Lead agency: Other
- NTSB case key (mKey): 101492
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CEN20WA246
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/101492/pdf
- Page: https://openairdocs.org/ntsb/CEN20WA246

## Sequence of events

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

- [Enroute: Unknown or undetermined](https://openairdocs.org/ntsb-events/000) (defining event); cases with it: [Bell 407, 5 cases](https://openairdocs.org/ntsb-events/000/sequence.md?model=1182206), [All aircraft, 1,703 cases](https://openairdocs.org/ntsb-events/000/sequence.md)

## Factual narrative

The government of the United Kingdom has notified the NTSB of an accident involving a Bell 407 helicopter that occurred on June 24, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the government of the United Kingdom's investigation under the provisions of ICAO Annex 13.All investigative information will be released by the government of the United Kingdom.

## Aircraft

- Registration: [N120HH](https://openairdocs.org/deregistered/N120HH-2020-08-12), registration cancelled 2020-08-12, S/N 53661, built 2005 (OpenAirDocs)
- Reported make and model: Bell 407 (No Series)
- Registry model: [Bell 407](https://openairdocs.org/model/bell-407) (registry code 1182206) (OpenAirDocs)
- Registry engine: [Rolls-Royce 250-C47B](https://openairdocs.org/engine/rolls-royce-250-c47b) (registry code 54585, turbo-shaft) (OpenAirDocs)
- Category: Helicopter
- Serial number: 53661
- Engines: Rolls-Royc 250-C47B turbo shaft
- Damage: Destroyed
- Fire: In-Flight
- Flight: Non-U.S., commercial
- Registered owner: 407 Holding Inc Trustee

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot

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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