| Tail Number / N-Number | N21PC |
| Manufacturer | MOMBOURQUETTE PAUL |
| Model | SONERAI II B |
| Manufacturer's Serial Number | PM01-0397 |
| Aircraft Type | Fixed wing single engine |
| 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) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | SAN DIEGO AIR & SPACE MUSEUM |
| Street | 2001 PAN AMERICAN PLZ |
| City | SAN DIEGO |
| State | CA |
| Zip Code | 92101-1636 |
| Region | Western-Pacific |
| County | San Diego County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2005-07-28 |
| Certificate Issue Date | 2014-01-13 |
| Last Action Date | 2022-09-21 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50334161 |
| Mode S Code Hex | A1B871 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N21PC.
| Tail Number / N-Number | N21PC |
| Manufacturer | MITSUBISHI |
| Model | MU-2B-25 |
| Manufacturer's Serial Number | 295 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 156 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BARRON THOMAS AVIATION INC |
| Street | PO BOX 900 |
| City | LAS VEGAS |
| State | NM |
| Zip Code | 88701 |
| County | San Diego County |
| Country | US |
| Certificate Issue Date | 1987-08-25 |
| Last Action Date | 1994-10-19 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1993-10-20 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N21PC.
| Tail Number / N-Number | N21PC |
| Manufacturer | SWEARINGEN |
| Model | SA-226AT |
| Year Built | 1977 |
| Manufacturer's Serial Number | AT-064E |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 232 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | PUBLIX DISTRIBUTING CO INC |
| Street | 1103 W FIRST NORTH STREET |
| City | MORRISTOWN |
| State | TN |
| Zip Code | 37814 |
| Region | Central |
| County | San Diego County |
| Country | US |
| Certificate Issue Date | 1978-02-08 |
| Last Status | Valid Registration |
| Cancellation Date | 1979-05-25 |
| Exported To | PERU |