Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4238K.
| Tail Number / N-Number | N4238K |
| Manufacturer | RYAN |
| Model | NAVION |
| Manufacturer's Serial Number | NAV-4-1238 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HARRINGTON HAYMOND GEORGE |
| Street | 3408 OVERBROOK LANE |
| City | HOUSTON |
| State | TX |
| Zip Code | 77002 |
| Region | Southwestern |
| Certificate Issue Date | 1948-10-05 |
| Last Status | Valid Registration |
| Cancellation Date | 1951-11-21 |
| Mode S Code | 51205076 |
| Mode S Code Hex | A50A3E |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4238K.
| Tail Number / N-Number | N4238K |
| Manufacturer | ROWLEY-RAISNER |
| Model | MITCHELL WING U-2 |
| Year Built | 1981 |
| Manufacturer's Serial Number | 129 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CUYUNA |
| Engine Model | ALL MDLS A/B |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | 3134 W MONTEBELLO DR |
| City | COLORADO SPRINGS |
| State | CO |
| Zip Code | 80918 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1982-02-16 |
| Last Action Date | 1987-09-17 |
| Last Status | Sale Reported – Canceled |
| Cancellation Date | 2013-03-26 |
| Mode S Code | 51205076 |
| Mode S Code Hex | A50A3E |