# Rolls-Royce MK.104

- Type: Engine model (FAA registry)
- Registry code: 54222
- Manufacturer (registry): ROLLS-ROYC
- Model: MK.104
- Engine type: Turbo-fan
- Power: 21,500 lb thrust
- Installed in: 1 registered aircraft
- Page: https://openairdocs.org/engine/rolls-royce-mk-104

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (1)

- [N94422](https://openairdocs.org/aircraft/N94422): [Nalls Aviation Inc](https://openairdocs.org/faa-owner/NALLS%20AVIATION%20INC), [Lusby, MD](https://openairdocs.org/faa-place/MD/Lusby), built 1979, S/N XZ439

## NTSB investigations

None matched to aircraft with this engine model.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20071111831509I](https://openairdocs.org/incident/20071111831509I), Nov 11, 2007: Braero SEAHARRIERFA (N94422), Patuxent River, MD, Minor damage. (-23) Loss of hydraulic pressure. Lowered landing gear and all landing gear indicated unsafe. Declared emergency, burned off fuel and proceeded to pax River…

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