| Tail Number / N-Number | N6440 |
| Manufacturer | SCHLEICHER |
| Model | ASW27-18 |
| Year Built | 2009 |
| Manufacturer's Serial Number | 29050 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | ALFORD PATRICK R |
| Street | 48530 PLOMOSA RD |
| City | FREMONT |
| State | CA |
| Zip Code | 94539-7723 |
| Region | Western-Pacific |
| County | Alameda County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2009-09-09 |
| Certificate Issue Date | 2018-08-21 |
| Last Action Date | 2021-07-03 |
| Expiration Date | 2028-08-31 |
| Status | Valid Registration |
| Mode S Code | 52073157 |
| Mode S Code Hex | A8766F |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N6440.
| Tail Number / N-Number | N6440 |
| Manufacturer | STEARMAN AIRCRAFT |
| Model | C3-B |
| Manufacturer's Serial Number | 180 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 82 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HAWKINS K C |
| Street | 704 S SPRING ST |
| City | LOS ANGELES |
| State | CA |
| Zip Code | 90014 |
| Region | Western-Pacific |
| County | Alameda County |
| Certificate Issue Date | 1937-07-15 |
| Last Status | Valid Registration |
| Cancellation Date | 1936-10-09 |