| Tail Number / N-Number | N14999 |
| Manufacturer | LOCKHEED |
| Model | 12A |
| Year Built | 1938 |
| Manufacturer's Serial Number | 1252 |
| Aircraft Type | Fixed wing multi 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-985-5 |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 350 hp (261 kW) |
| Total Horsepower | 700 hp (522 kW) |
| Average Cruising Speed | 155 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | EASTERN STEARMAN INC TRUSTEE |
| Street | 42061 BALD HILL RD |
| City | LEESBURG |
| State | VA |
| Zip Code | 20176-6020 |
| Region | Eastern |
| County | Loudoun County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Special Flight Permit |
| Airworthiness Date | 2009-01-24 |
| Certificate Issue Date | 2017-12-29 |
| Last Action Date | 2020-08-11 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 50143724 |
| Mode S Code Hex | A0C7D4 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N14999.
| Tail Number / N-Number | N14999 |
| Manufacturer | LOCKHEED |
| Model | 12A |
| Manufacturer's Serial Number | 1266 |
| Aircraft Type | Fixed wing multi 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) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 155 miles per hour |
| County | Loudoun County |
| Last Status | Sale reported |
| Cancellation Date | 1990-03-27 |