| Tail Number / N-Number | N155J |
| Manufacturer | CESSNA |
| Model | 421B |
| Year Built | 1972 |
| Manufacturer's Serial Number | 421B-0246 |
| 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 | CONT MOTOR |
| Engine Model | GTSIO-520-H |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 375 hp (280 kW) |
| Total Horsepower | 750 hp (560 kW) |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | LLC |
| Owner Name | QUALITAIR LLC TRUSTEE |
| Street | FLUGPLATZ MICHELSTADT MOSSAUER STRASSE 17 |
| City | MICHELSTADT |
| Zip Code | 64720 |
| Region | European |
| Country | DE |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2010-06-30 |
| Certificate Issue Date | 2020-01-28 |
| Last Action Date | 2022-08-23 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 50156612 |
| Mode S Code Hex | A0DD8A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N155J.
| Tail Number / N-Number | N155J |
| Manufacturer | LEARJET INC |
| Model | 24B |
| Year Built | 1969 |
| Manufacturer's Serial Number | 182 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | GE |
| Engine Model | CJ610-SER |
| Engine Type | Turbo-jet |
| Number of Engines | 2 engines |
| Horsepower per Engine | 2,700 hp (2,014 kW) |
| Total Horsepower | 5,400 hp (4,028 kW) |
| Average Cruising Speed | 363 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WILMAS FLIGHT SERVICE INC |
| Street | HARMON INDUSTRIAL PARK HANGAR 20 |
| City | HARMON |
| State | GU |
| Zip Code | 96931 |
| Country | GU |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1969-01-29 |
| Certificate Issue Date | 2004-01-20 |
| Last Action Date | 2004-01-20 |
| Last Status | Valid Registration |
| Cancellation Date | 2004-02-12 |
| Exported To | PHILIPPINES |