| Tail Number / N-Number | N9660M |
| Manufacturer | MOONEY |
| Model | M20F |
| Year Built | 1966 |
| Manufacturer's Serial Number | 670237 |
| Aircraft Type | Fixed wing single engine |
| 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 | LYCOMING |
| Engine Model | I0360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | LLC |
| Owner Name | KNIGHT AVIATION LLC |
| Street | 181616 N 2780 RD |
| City | COMANCHE |
| State | OK |
| Zip Code | 73529-7301 |
| Region | Southwestern |
| County | Stephens County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1966-12-21 |
| Certificate Issue Date | 2020-01-03 |
| Last Action Date | 2022-08-13 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 53272324 |
| Mode S Code Hex | AD74D4 |