Single-engine piston

N820MM

2021 Homebuilt Backcountry Cub REV3

Registered No accidents on file
Built
2021
Serial
BC20717R024
Class
Single-engine piston
Engines
Lycoming YIO-390 series
Status
Current as of October 2026
Registered owner
Mad Dog Aviation LLC (LLC)
Based
Wasilla, AK
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Registration record

N820MM on the FAA register

Type
2021 Homebuilt Backcountry Cub REV3
Serial
BC20717R024
Engines
Lycoming YIO-390 series
Registered owner
Mad Dog Aviation LLC
Wasilla, AK
Certificate issued
2021-11-03
Airworthiness date
2022-07-18
Registration expires
2028-11-30
Airworthiness class
Experimental · amateur-built
Mode S (hex)
AB31FA
Mode S (octal)
52630772
Seats (type)
3
Weight class
up to 12,499 lb
Kit
Backcountry Super Cubs Llc SUPER CUB REV 3
Status
Current as of October 2026
Registry history

Timeline

  • 2028-11-30
    Registration expires (renewal due).
  • 2022-07-18
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2021-11-03
    Certificate of registration issued as N820MM to the current registrant.
  • 2007-10-26
    N820MM previously assigned to a Classic Aircraft Waco Ymf (s/n F5C-056); cancelled.
Overview

About N820MM

N820MM is a 2021 Homebuilt Backcountry Cub REV3, serial number BC20717R024. The FAA register lists Mad Dog Aviation LLC as the registrant in Wasilla, Alaska. The current certificate of registration was issued on November 3, 2021 and expires on November 30, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming YIO-390 series engine and 3 seats. Its airworthiness certificate is experimental category (amateur-built), dated July 18, 2022.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N820MM. 2 earlier records involve a different aircraft that carried the same N-number.

Safety record

Accident & incident history

1999-04-02 Accident · Boca Raton, FL Damage: Substantial Serious injury NTSB · MIA99LA117
Reported aircraft: Waco YMF-5 — a different aircraft that carried the N820MM registration before this airframe.
Probable cause: The pilot's failure to select a suitable forced landing site following a partial loss of engine power due to failed cylinder holdddown studs, and the subsequent collision with trees. A factor in the accident was the reduced forward visibility from the dual open cockpits due to windshield obscuration by engine oil.
1997-06-14 Accident · Longville, MN Damage: Substantial NTSB · CHI97LA170
Reported aircraft: Waco Ymf — a different aircraft that carried the N820MM registration before this airframe.
Probable cause: failure of the pilot to maintain directional control of the airplane. Factors relating to the accident were: the gusty wind condition and the ditch.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

Same state

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1977 Cessna 180K
N820EV
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N820FS
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N820WW
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Browse: Aircraft registered in Alaska· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.