| Tail Number / N-Number | N4668M |
| Manufacturer | BEECH |
| Model | A36 |
| Year Built | 1978 |
| Manufacturer's Serial Number | E-1252 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 138 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BEECHCRAFT HERITAGE MUSEUM |
| Street | PO BOX 550 |
| City | TULLAHOMA |
| State | TN |
| Zip Code | 37388-0550 |
| Region | Central |
| County | Coffee County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-03-31 |
| Certificate Issue Date | 2008-09-29 |
| Last Action Date | 2020-12-21 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 51331541 |
| Mode S Code Hex | A5B361 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4668M.
| Tail Number / N-Number | N4668M |
| Manufacturer | PIPER |
| Model | PA-11 |
| Year Built | 1947 |
| Manufacturer's Serial Number | 11-177 |
| 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 | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MCMANAMY PHILLIP J |
| Street | HAYWARD MUNICIPAL AIRPORT |
| City | HAYWARD |
| State | CA |
| Zip Code | 94540 |
| Region | Western-Pacific |
| County | Coffee County |
| Certificate Issue Date | 1947-08-08 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-06-14 |