| Tail Number / N-Number | N21971 |
| Manufacturer | CESSNA |
| Model | T182T |
| Year Built | 2007 |
| Manufacturer's Serial Number | T18208730 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | TIO-540-AK1A |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 235 hp (175 kW) |
| Type of Registrant | LLC |
| Owner Name | MP AVIATION LLC |
| Street | 200 LAKEFRONT BLVD # 406 |
| City | BUFFALO |
| State | NY |
| Zip Code | 14202-4355 |
| Region | Eastern |
| County | Erie County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2007-06-06 |
| Certificate Issue Date | 2012-03-13 |
| Last Action Date | 2020-12-17 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 50357130 |
| Mode S Code Hex | A1DE58 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N21971.
| Tail Number / N-Number | N21971 |
| Manufacturer | CESSNA |
| Model | 150L |
| Year Built | 1973 |
| Manufacturer's Serial Number | 15074579 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | 0-200 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LONG KATHY S |
| Street | 353 55TH ST NW |
| City | NORTH CANTON |
| State | OH |
| Zip Code | 44720-4005 |
| County | Erie County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1973-04-18 |
| Certificate Issue Date | 1994-03-14 |
| Last Action Date | 2003-10-21 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2003-12-15 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N21971.
| Tail Number / N-Number | N21971 |
| Manufacturer | PORTERFIELD |
| Model | CP-50 |
| Year Built | 1939 |
| Manufacturer's Serial Number | 557 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 76 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BADGER AIRWAYS INC |
| Street | STATION F |
| City | MILWAUKEE |
| State | WI |
| Zip Code | 53203 |
| Region | Great Lakes |
| County | Erie County |
| Certificate Issue Date | 1942-06-05 |
| Last Status | Valid Registration |
| Cancellation Date | 1948-06-23 |