| Tail Number / N-Number | N41AD |
| Manufacturer | AEROVODOCHODY |
| Model | L-29 DELFIN |
| Year Built | 1968 |
| Manufacturer's Serial Number | 893141 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | MOTORLET |
| Engine Model | M-701C |
| Engine Type | Turbo-jet |
| Number of Engines | 1 engine |
| Horsepower | 1,960 hp (1,462 kW) |
| Type of Registrant | Corporation |
| Owner Name | ALTAIR ADVANCED INDUSTRIES INC |
| Street | 1680 W BAKERVIEW RD |
| City | BELLINGHAM |
| State | WA |
| Zip Code | 98226-9181 |
| Region | Northwest Mountain |
| County | Whatcom County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2011-12-08 |
| Certificate Issue Date | 2019-02-12 |
| Last Action Date | 2021-09-09 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 51150713 |
| Mode S Code Hex | A4D1CB |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N41AD.
| Tail Number / N-Number | N41AD |
| Manufacturer | MITSUBISHI |
| Model | MU-2B-26A |
| Year Built | 1977 |
| Manufacturer's Serial Number | 352SA |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AIRESEARCH |
| Engine Model | TPE331-5&6SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 776 hp (579 kW) |
| Total Horsepower | 1,552 hp (1,158 kW) |
| Type of Registrant | Corporation |
| Owner Name | VAN BORTEL AIRCRAFT INC |
| Street | 4900 S COLLINS |
| City | ARLINGTON |
| State | TX |
| Zip Code | 76018 |
| County | Whatcom County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-03-05 |
| Certificate Issue Date | 1998-09-22 |
| Last Action Date | 2001-10-16 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2003-02-20 |
| Exported To | GERMANY |