| Tail Number / N-Number | N521W |
| Type of Reservation | 2 year hold for canceled N-numbers |
| Reserving Party Name | CANCELLED/NOT ASSIGNED |
| Date Reserved | 2019-12-18 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N521W.
| Tail Number / N-Number | N521W |
| Manufacturer | AERO COMMANDER |
| Model | 560-E |
| Year Built | 1960 |
| Manufacturer's Serial Number | 857 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 7 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | GO-480 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 295 hp (220 kW) |
| Total Horsepower | 590 hp (440 kW) |
| Average Cruising Speed | 174 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CAWLEY THOMAS P |
| Street | 185 N SMITH RD |
| City | LAGRANGEVILLE |
| State | NY |
| Zip Code | 12540-5340 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1960-01-29 |
| Certificate Issue Date | 2000-09-01 |
| Last Action Date | 2018-04-27 |
| Last Status | Valid Registration |
| Cancellation Date | 2019-12-18 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N521W.
| Tail Number / N-Number | N521W |
| Manufacturer | MONOCOUPE |
| Model | 110 |
| Manufacturer's Serial Number | 5W-67 |
| 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 | 131 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | OKLAHOMA CITY TRADE SCHOOL |
| Street | 916 N BROADWAY |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73103 |
| Region | Southwestern |
| Certificate Issue Date | 1942-06-30 |
| Last Status | Valid Registration |
| Cancellation Date | 1948-03-26 |