Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N99774.
| Tail Number / N-Number | N99774 |
| Manufacturer | BELL |
| Model | 204 |
| Manufacturer's Serial Number | 1144 |
| Aircraft Type | Rotorcraft |
| 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 | 103 miles per hour |
| Type of Registrant | Government |
| Owner Name | US DEPT OF TREASURY & US CUSTOMS SERVICE |
| Street | 1301 CONSTITUTION AVE NW |
| City | WASHINGTON |
| State | DC |
| Zip Code | 20229 |
| Region | Eastern |
| Certificate Issue Date | 1976-08-17 |
| Last Status | Valid Registration |
| Cancellation Date | 1999-01-01 |
| Mode S Code | 53370016 |
| Mode S Code Hex | ADF00E |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N99774.
| Tail Number / N-Number | N99774 |
| Manufacturer | ERCO |
| Model | 415-C |
| Manufacturer's Serial Number | 2397 |
| 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 | 88 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SWARTZ ARTHUR |
| Street | 312 UNITED ARTISTS BUILDING |
| City | DETROIT |
| State | MI |
| Zip Code | 48201 |
| Region | Great Lakes |
| Certificate Issue Date | 1946-12-03 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-05-19 |
| Mode S Code | 53370016 |
| Mode S Code Hex | ADF00E |