| Tail Number / N-Number | N9021M |
| Manufacturer | WEATHERLY AVIATION CO INC |
| Model | 620B |
| Year Built | 1996 |
| Manufacturer's Serial Number | 1621 |
| 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 | P & W |
| Engine Model | R-985-AN-14B |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 400 hp (298 kW) |
| Type of Registrant | Individual |
| Owner Name | REGISTRATION PENDING |
| Street | PO BOX 158 |
| City | LOTT |
| State | TX |
| Zip Code | 76656-0158 |
| Region | Southwestern |
| County | Falls County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 2009-10-06 |
| Last Action Date | 2023-02-06 |
| Status | Registration pending |
| Mode S Code | 53074441 |
| Mode S Code Hex | AC7921 |
Deregistered Aircraft 1 of 3. This aircraft was previously assigned the N-number N9021M.
| Tail Number / N-Number | N9021M |
| Manufacturer | ROBINSON HELICOPTER COMPANY |
| Model | R22 |
| Manufacturer's Serial Number | 0021 |
| Aircraft Type | Rotorcraft |
| 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 |
| Type of Registrant | Corporation |
| Owner Name | SUFFOLK HELICOPTERS INC |
| Street | SCHAEFER DRIVE |
| City | RONKONKOMA |
| State | NY |
| Zip Code | 11779 |
| County | Falls County |
| Country | US |
| Certificate Issue Date | 1989-01-17 |
| Last Action Date | 1989-01-18 |
| Last Status | Valid Registration |
| Cancellation Date | 1991-02-15 |
Deregistered Aircraft 2 of 3. This aircraft was previously assigned the N-number N9021M.
| Tail Number / N-Number | N9021M |
| Manufacturer | CESSNA |
| Model | 180H |
| Manufacturer's Serial Number | 18052121 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 121 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CESSNA AIRCRAFT CO |
| County | Falls County |
| Certificate Issue Date | 1970-01-30 |
| Last Status | Valid Registration |
| Cancellation Date | 1970-04-09 |
| Exported To | CONGO REPUBLIC OF |
Deregistered Aircraft 3 of 3. This aircraft was previously assigned the N-number N9021M.
| Tail Number / N-Number | N9021M |
| Manufacturer | LAIS RAY C |
| Model | BARNETT J4B2 |
| Manufacturer's Serial Number | 317-2 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not 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 |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | KAIVOSRINTREATRE 1 D 34 |
| City | VANTAE |
| Zip Code | 01600 |
| County | Falls County |
| Country | FI |
| Last Action Date | 2009-04-22 |
| Last Status | Sale reported |
| Cancellation Date | 2009-06-25 |
| Exported To | FINLAND |