Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N81KR.
| Tail Number / N-Number | N81KR |
| Manufacturer | KAUFMAN RICHARD E |
| Model | KR-2 |
| Year Built | 1981 |
| Manufacturer's Serial Number | 3401 |
| 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 | REVMASTER |
| Engine Model | 2100 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | 44 RIDGE RD |
| City | SPRING CITY |
| State | PA |
| Zip Code | 19475 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1981-09-22 |
| Last Action Date | 1984-01-17 |
| Last Status | Sale Reported – Canceled |
| Cancellation Date | 2013-06-14 |
| Mode S Code | 52603764 |
| Mode S Code Hex | AB07F4 |