# N401DC: 1986 Messerschmitt-Bolkow-Blohm BK 117 B-2, registration cancelled 2018-03-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 12, 2018
- Exported to: Canada
- Status when cancelled: Sale reported, pending cancellation
- Airframe: [Messerschmitt-Bolkow-Blohm BK 117 B-2](https://openairdocs.org/model/messerschmitt-bolkow-blohm-bk-117-b-2) (registry code 5626013)
- Engine: [Lycoming LTS-101 series](https://openairdocs.org/engine/lycoming-lts-101-series) (registry code 41560)
- Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU), [TCDS E5NE](https://openairdocs.org/tcds/E5NE) (OpenAirDocs)
- Serial number: 7101
- Year built: 1986
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: April 4, 1997
- Last registry action: April 25, 2017
- Mode S code: A4B0A6
- Location: Calgary Ab, Canada
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N401DC
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=401DC
- Page: https://openairdocs.org/deregistered/N401DC-2018-03-12

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Messerschmitt-Bolkow-Blohm BK 117 B-2: https://openairdocs.org/model/messerschmitt-bolkow-blohm-bk-117-b-2.md

## Service difficulty reports (6)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 3D9A2015091200006](https://openairdocs.org/sdr/3D9A2015091200006), Sep 12, 2015: ENGINE. MAKING METAL. NR 1 ENGINE CHIP LIGHT ILLUMINATED IN FLIGHT. MADE PRECAUTIONARY LANDING. DISCOVERED SMALL SLIVER ON REAR BEARING SUPPORT HOUSING CHIP DETECTOR. CATEGORIZED AND
- [SDR 3D9A2015062400005](https://openairdocs.org/sdr/3D9A2015062400005), Jun 24, 2015: CONNECTOR. DIRTY. NUMBER 1 ENG OIL PRESSURE GAUGE WENT TO 0 BAR INDICATION, WITH NO CORRESPONDING WARNING LIGHT. RETURNED TO BASE. CLEANED PRESSURE TRANSDUCER CONNECTOR. OPERATIO
- [SDR 3D9A201502200004](https://openairdocs.org/sdr/3D9A201502200004), Feb 20, 2015: DOUBLER. CRACKED. DURING DAILY PREFLIGHT CHECK, FOUND A 55 MM CRACK ON LEFT HAND TAIL BOOM TO VERTICAL FIN DOUBLER.
- [SDR 3D9A2014120600001](https://openairdocs.org/sdr/3D9A2014120600001), Dec 2, 2014: SKIN. CRACKED. 0.75 INCH CRACK ON FUSELAGE TAIL CONE SKIN UNDER TOP RIVET OF AFT UPPER ECU MOUNT DISCOVERED DURING 6000 HOUR/6 YEAR INSPECTION.
- [SDR 3D9A20141206003](https://openairdocs.org/sdr/3D9A20141206003), Nov 28, 2014: FITTING. CORRODED. CORROSION FOUND UNDER RT LOWER TORQUE MOUNT FITTING ON MAIN TRANSMISSION CASE.
- [SDR 3D9A2014120600002](https://openairdocs.org/sdr/3D9A2014120600002), Nov 28, 2014: FLOOR PANEL. CORRODED. CORROSION FOUND ON CABIN FLOOR SKIN AROUND THREADED INSERTS INSTALLED AS PART OF STC SR00346DE.

## 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 20070410015429I](https://openairdocs.org/incident/20070410015429I), Apr 10, 2007: Bolkms BK117A4 (N401DC), Norfolk, VA, Minor damage. (-23) On April 10, 2007, at approximately 0027 local, a BK-117 helicopter, N401DC, a public use helicopter (dare county med flight) that was on a patient…

## Other aircraft with N401DC

- [Cancelled 2024-08-09](https://openairdocs.org/deregistered/N401DC-2024-08-09): Bell Textron Canada 505, S/N 65539, built 2024. Owner: [Bell Textron Inc](https://openairdocs.org/faa-owner/BELL%20TEXTRON%20INC), [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth)

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