| Tail Number / N-Number | N631MA |
| Manufacturer | AMERICAN CHAMPION AIRCRAFT |
| Model | 8KCAB |
| Year Built | 2005 |
| Manufacturer's Serial Number | 979-2005 |
| Aircraft Type | Fixed wing single engine |
| 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 | LYCOMING |
| Engine Model | AEIO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Individual |
| Owner Name | GRECHMAN RAYMOND |
| Street | 3 ROSEBANK LN |
| City | KENTFIELD |
| State | CA |
| Zip Code | 94904-1646 |
| Region | Western-Pacific |
| County | Marin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2005-01-26 |
| Certificate Issue Date | 2020-03-17 |
| Last Action Date | 2022-10-16 |
| Expiration Date | 2030-03-31 |
| Status | Valid Registration |
| Mode S Code | 52041207 |
| Mode S Code Hex | A84287 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N631MA.
| Tail Number / N-Number | N631MA |
| Manufacturer | CESSNA |
| Model | 150E |
| Manufacturer's Serial Number | 15060914 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | FURNEE PAUL M |
| Street | COLLEGE ROAD |
| City | E WOLFEBORO |
| State | NH |
| Zip Code | 03831 |
| Region | New England |
| County | Marin County |
| Last Status | Valid Registration |
| Cancellation Date | 1970-06-29 |