| Tail Number / N-Number | N21412 |
| Manufacturer | PIPER |
| Model | PA-28-181 |
| Year Built | 1978 |
| Manufacturer's Serial Number | 28-7990045 |
| 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 | LYCOMING |
| Engine Model | O&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | LLC |
| Owner Name | LONG ISLAND AVIATORS LLC |
| Street | PO BOX 1823 |
| City | SEAFORD |
| State | NY |
| Zip Code | 11783-0885 |
| Region | Eastern |
| County | Nassau County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-08-22 |
| Certificate Issue Date | 2020-12-16 |
| Last Action Date | 2020-12-16 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 50345364 |
| Mode S Code Hex | A1CAF4 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N21412.
| Tail Number / N-Number | N21412 |
| Manufacturer | BEECH |
| Model | C-45H |
| Manufacturer's Serial Number | AF-257 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | AIR AMERICA INC |
| Street | 1725 K STREET NW |
| City | WASHINGTON |
| State | DC |
| Zip Code | 20006 |
| Region | Eastern |
| County | Nassau County |
| Certificate Issue Date | 1967-05-10 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-01-02 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N21412.
| Tail Number / N-Number | N21412 |
| Manufacturer | PIPER |
| Model | J-3 |
| Year Built | 1949 |
| Manufacturer's Serial Number | 2256 |
| 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 | 56 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SIMPSON A J |
| Street | GENERAL DELIVERY |
| City | RINGWOOD |
| State | OK |
| Zip Code | 73768 |
| Region | Southwestern |
| County | Nassau County |
| Certificate Issue Date | 1949-03-15 |
| Last Status | Valid Registration |
| Cancellation Date | 1951-10-22 |