| Tail Number / N-Number | N4021F |
| Type of Reservation | Reserved to manufacturer - temporary number |
| Reserving Party Name | BOEING CO |
| Street | 737 LOGAN AVE N |
| City | RENTON |
| State | WA |
| Zip Code | 98057 |
| Date Reserved | 2019-08-02 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4021F.
| Tail Number / N-Number | N4021F |
| Manufacturer | CESSNA |
| Model | 172 |
| Year Built | 1958 |
| Manufacturer's Serial Number | 36921 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | 0-300 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 145 hp (108 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | DELTA SKYDIVERS |
| Street | 1514 NASHVILLE AVE |
| City | NEW ORLEANS |
| State | LA |
| Zip Code | 70100 |
| Country | US |
| Airworthiness Classification | Standard |
| Last Action Date | 1977-01-14 |
| Last Status | Revoked – Canceled |
| Cancellation Date | 2012-05-24 |