# N820MM: 2021 Christopher W Daniels BACKCOUNTRY CUB REV3

- Status: Valid registration
- Airframe: [Christopher W Daniels BACKCOUNTRY CUB REV3](https://openairdocs.org/model/christopher-w-daniels-backcountry-cub-rev3) (registry code 05640K5, 3 seats)
- Engine: [Lycoming YIO-390 series](https://openairdocs.org/engine/lycoming-yio-390-series) (registry code 42418)
- Serial number: BC20717R024
- Year built: 2021
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Backcountry Super Cubs LLC SUPER CUB REV 3
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 18, 2022
- Certificate issued: November 3, 2021
- Expires: November 30, 2028
- Mode S code: AB31FA
- Registered owner: [Mad Dog Aviation LLC](https://openairdocs.org/faa-owner/MAD%20DOG%20AVIATION%20LLC)
- Location: [Wasilla, AK](https://openairdocs.org/faa-place/AK/Wasilla)
- Owner type: LLC
- Owner's area on the map: 61.4405° N, 149.9371° W: Placed by OpenAirDocs at the center of ZIP code 99623, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=820MM
- Page: https://openairdocs.org/aircraft/N820MM

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Lycoming YIO-390 model are included.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Christopher W Daniels BACKCOUNTRY CUB REV3)

None in force.

### Matched by engine (Lycoming YIO-390 series)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N820MM.

## FAA accident and incident reports

None matched to N820MM.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N820MM

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N820MM before.

- [Cancelled 2007-10-26](https://openairdocs.org/deregistered/N820MM-2007-10-26): Classic WACO YMF, S/N F5C-056, built 1993. Triennial form not returned. Owner: [Md Aero Inc](https://openairdocs.org/faa-owner/MD%20AERO%20INC), [Minnetrista, MN](https://openairdocs.org/faa-place/MN/Minnetrista)

## Related

- Other Christopher W Daniels BACKCOUNTRY CUB REV3 aircraft: https://openairdocs.org/model/christopher-w-daniels-backcountry-cub-rev3/aircraft.md
- The Lycoming YIO-390 series engine: https://openairdocs.org/engine/lycoming-yio-390-series.md

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