Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N631Y.
| Tail Number / N-Number | N631Y |
| Manufacturer | NOGRASEK GERALD F |
| Model | KR-2 |
| Year Built | 1986 |
| Manufacturer's Serial Number | 3521 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | SKOTT MIKAEL S |
| Street | 421 ARCH ST |
| City | CUMBERLAND |
| State | MD |
| Zip Code | 21502 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1986-09-16 |
| Certificate Issue Date | 1990-05-25 |
| Last Action Date | 1993-06-26 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-06-14 |
| Mode S Code | 52041631 |
| Mode S Code Hex | A84399 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N631Y.
| Tail Number / N-Number | N631Y |
| Manufacturer | WACO |
| Model | KNF |
| Year Built | 1930 |
| Manufacturer's Serial Number | 3342 |
| 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 | 79 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | FOUR ACES FLYING CLUB |
| Street | BOX 1564 |
| City | ANCHORAGE |
| State | AK |
| Zip Code | 99501 |
| Region | Alaskan |
| Certificate Issue Date | 1947-08-22 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-09-09 |
| Mode S Code | 52041631 |
| Mode S Code Hex | A84399 |