Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N400BY.
| Tail Number / N-Number | N400BY |
| Manufacturer | GATES LEARJET CORP. |
| Model | 35A |
| Year Built | 1984 |
| Manufacturer's Serial Number | 535 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | GARRETT |
| Engine Model | TFE731 SERIES |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 3,500 pounds-force (15.6 kN) |
| Total Thrust | 7,000 pounds-force (31.1 kN) |
| Average Cruising Speed | 400 miles per hour |
| Type of Registrant | Government |
| Owner Name | UNITED STATES OF AMERICA |
| Other Names |
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| Street | HEADQUARTERS |
| City | WRIGHT PATTERSON |
| State | OH |
| Zip Code | 45433 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1984-06-24 |
| Certificate Issue Date | 1987-01-05 |
| Last Action Date | 2005-07-12 |
| Last Status | A second attempt has been made at mailing a Triennial Aircraft Registration form to the owner with no response |
| Cancellation Date | 2005-07-12 |
| Mode S Code | 51126321 |
| Mode S Code Hex | A4ACD1 |