| Tail Number / N-Number | N550AC |
| Manufacturer | VIGUIE G/VIGUIE M |
| Model | LANCAIR LEGACY |
| Year Built | 2008 |
| Manufacturer's Serial Number | L2K-315 |
| 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 | CONT MOTOR |
| Engine Model | IO-550-N |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 310 hp (231 kW) |
| Kit Manufacturer | LANCAIR INTL INC |
| Kit Model | LEGACY |
| Type of Registrant | Individual |
| Owner Name | CRAWFORD ALAN R |
| Street | 737 CRAWFORDS LNDG |
| City | BUCHANAN DAM |
| State | TX |
| Zip Code | 78609-4503 |
| Region | Southwestern |
| County | Llano County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2008-12-17 |
| Certificate Issue Date | 2009-12-08 |
| Last Action Date | 2021-10-21 |
| Expiration Date | 2029-01-31 |
| Status | Valid Registration |
| Mode S Code | 51577556 |
| Mode S Code Hex | A6FF6E |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N550AC.
| Tail Number / N-Number | N550AC |
| Manufacturer | CRAWFORD ALAN R |
| Model | GLASAIR II-RG |
| Year Built | 2005 |
| Manufacturer's Serial Number | 2459 |
| 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 | SUPERIOR |
| Engine Model | IO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Kit Manufacturer | NEW GLASAIR LLC |
| Kit Model | GLASAIR II-RG |
| Type of Registrant | Individual |
| Owner Name | CRAWFORD ALAN R |
| Street | 737 CRAWFORDS LANDING |
| City | BUCHANAN DAM |
| State | TX |
| Zip Code | 78609 |
| County | Llano County |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2005-08-25 |
| Certificate Issue Date | 2005-04-01 |
| Last Action Date | 2008-04-15 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2009-12-02 |