Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4050S.
| Tail Number / N-Number | N4050S |
| Manufacturer | COLT BALLOONS LTD |
| Model | 240A |
| Year Built | 1985 |
| Manufacturer's Serial Number | 350 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Type of Registrant | Corporation |
| Owner Name | SILVERTOP INC |
| Street | 1361 W 12TH AVE |
| City | ANCHORAGE |
| State | AK |
| Zip Code | 99501-4252 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1986-08-01 |
| Certificate Issue Date | 1997-03-11 |
| Last Action Date | 2009-03-17 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-06-06 |
| Mode S Code | 51140635 |
| Mode S Code Hex | A4C19D |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4050S.
| Tail Number / N-Number | N4050S |
| Manufacturer | SIKORSKY |
| Model | S-70 |
| Manufacturer's Serial Number | 70005 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 24 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 138 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | UNITED TECHNOLGIES CORP |
| Street | SIKORSKY AIRCRAFT DIV MAIN ST |
| City | STRATFORD |
| State | CT |
| Zip Code | 06602 |
| Region | New England |
| Last Status | Valid Registration |
| Cancellation Date | 1981-05-06 |
| Mode S Code | 51140635 |
| Mode S Code Hex | A4C19D |