| Tail Number / N-Number | N4989N |
| Manufacturer | DEHAVILLAND |
| Model | DHC-2 |
| Year Built | 1948 |
| Manufacturer's Serial Number | 31 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R-985 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 450 hp (336 kW) |
| Type of Registrant | LLC |
| Owner Name | LAMBETH AIR LLC |
| Street | PO BOX 1512 |
| City | SITKA |
| State | AK |
| Zip Code | 99835-1512 |
| Region | Alaskan |
| County | Sitka City and Borough |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1984-07-17 |
| Certificate Issue Date | 2019-04-30 |
| Last Action Date | 2021-11-10 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 51430560 |
| Mode S Code Hex | A63170 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4989N.
| Tail Number / N-Number | N4989N |
| Manufacturer | DOUGLAS |
| Model | C54G-DC |
| Manufacturer's Serial Number | 45596 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 60 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 4 engines |
| Average Cruising Speed | 173 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | AERO UNION CORP |
| Street | CHICO MUNICIPAL ARPT |
| City | CHICO |
| State | CA |
| Zip Code | 95926 |
| Region | Western-Pacific |
| County | Sitka City and Borough |
| Country | US |
| Certificate Issue Date | 1979-03-30 |
| Last Status | Valid Registration |
| Cancellation Date | 1982-04-21 |
| Exported To | CANADA |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4989N.
| Tail Number / N-Number | N4989N |
| Manufacturer | PIPER |
| Model | PA-18-125 |
| Manufacturer's Serial Number | 511572Z |
| 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 | 97 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | FORT HOOD AERO CLUB |
| Street | GENERAL DELIVERY |
| City | FORT HOOD |
| State | TX |
| Zip Code | 76544 |
| Region | Southwestern |
| County | Sitka City and Borough |
| Country | US |
| Certificate Issue Date | 1974-07-19 |
| Last Status | Valid Registration |
| Cancellation Date | 1974-10-15 |