| Tail Number / N-Number | N198RM |
| Manufacturer | CRAWFORD WILLIAM R |
| Model | CHALLENGER II |
| Manufacturer's Serial Number | CH21193-1051 |
| 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 | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | POHLMAN MICHAEL S |
| Street | PO BOX 386 |
| City | ALTOONA |
| State | FL |
| Zip Code | 32702-0386 |
| Region | Southern |
| County | Lake County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-12-27 |
| Certificate Issue Date | 2019-05-17 |
| Last Action Date | 2021-12-15 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 50303546 |
| Mode S Code Hex | A18766 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N198RM.
| Tail Number / N-Number | N198RM |
| Manufacturer | MCDONNELL DOUGLAS HELICOPTER |
| Model | 500N |
| Year Built | 1992 |
| Manufacturer's Serial Number | LN027 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROLLS-ROYC |
| Engine Model | 250 20&30 SER |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 420 hp (313 kW) |
| Type of Registrant | Corporation |
| Owner Name | CORBETT AVIATION INC |
| Street | 3511 SILVERSIDE RD STE 105 |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19810-4902 |
| County | Lake County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2004-10-22 |
| Certificate Issue Date | 2004-10-14 |
| Last Action Date | 2004-10-14 |
| Last Status | Valid Registration |
| Cancellation Date | 2005-02-03 |
| Exported To | NEW ZEALAND |