| Tail Number / N-Number | N121CN |
| Manufacturer | CESSNA |
| Model | 550 |
| Year Built | 2001 |
| Manufacturer's Serial Number | 550-1000 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | PW300 SER |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 5,200 pounds-force (23.1 kN) |
| Total Thrust | 10,400 pounds-force (46.3 kN) |
| Type of Registrant | LLC |
| Owner Name | PETERS BUILDING LLC |
| Street | PO BOX 765 |
| City | SABINAL |
| State | TX |
| Zip Code | 78881-0765 |
| Region | Southwestern |
| County | Uvalde County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2001-12-21 |
| Certificate Issue Date | 2020-11-07 |
| Last Action Date | 2020-11-07 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 50053650 |
| Mode S Code Hex | A057A8 |