Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N74159.
| Tail Number / N-Number | N74159 |
| Manufacturer | SIKORSKY |
| Model | HSS-1 |
| Manufacturer's Serial Number | SS581238 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 14 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 73 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | UNITED AIRCRAFT CORP |
| Certificate Issue Date | 1960-07-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1960-08-10 |
| Exported To | JAPAN |
| Mode S Code | 52374552 |
| Mode S Code Hex | A9F96A |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N74159.
| Tail Number / N-Number | N74159 |
| Manufacturer | HILLER |
| Model | UH-12E |
| Manufacturer's Serial Number | 63-12774 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 72 miles per hour |
| Type of Registrant | Government |
| Owner Name | U S DEPT OF INTERIOR |
| Other Names |
|
| Street | 345 MIDDLEFIELD RD |
| City | MENLO PARK |
| State | CA |
| Zip Code | 94025 |
| Country | US |
| Last Action Date | 1977-06-18 |
| Last Status | Administratively canceled |
| Cancellation Date | 1977-07-18 |
| Mode S Code | 52374552 |
| Mode S Code Hex | A9F96A |