| Tail Number / N-Number | N31C |
| Manufacturer | CESSNA |
| Model | 421C |
| Manufacturer's Serial Number | 421C0096 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | GTSI0-520-F-K |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 435 hp (325 kW) |
| Total Horsepower | 870 hp (649 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | LLC |
| Owner Name | N31C LLC |
| Street | 7415 ASTRO DR N |
| City | WATERFORD |
| State | MI |
| Zip Code | 48327-1005 |
| Region | Great Lakes |
| County | Oakland County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-06-26 |
| Certificate Issue Date | 2022-07-09 |
| Last Action Date | 2022-07-09 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 50642252 |
| Mode S Code Hex | A344AA |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N31C.
| Tail Number / N-Number | N31C |
| Manufacturer | KISTLER |
| Model | TEENIE TWO |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KISTLER JAMES J |
| Street | 6520 E SOUTHSIDE DRIVE |
| City | LOS ANGELES |
| State | CA |
| Zip Code | 90001 |
| Region | Western-Pacific |
| County | Oakland County |
| Certificate Issue Date | 1949-07-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1955-11-17 |