| Tail Number / N-Number | N551CN |
| Manufacturer | BEECH |
| Model | C90A |
| Year Built | 1993 |
| Manufacturer's Serial Number | LJ-1347 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | PT6A SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 750 hp (560 kW) |
| Total Horsepower | 1,500 hp (1,119 kW) |
| Type of Registrant | Government |
| Owner Name | CHOCTAW NATION OF OKLAHOMA |
| Street | PO BOX 1210 |
| City | DURANT |
| State | OK |
| Zip Code | 74702-1210 |
| Region | Southwestern |
| County | Bryan County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1993-09-30 |
| Certificate Issue Date | 2000-01-20 |
| Last Action Date | 2022-04-26 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 51601541 |
| Mode S Code Hex | A70361 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N551CN.
| Tail Number / N-Number | N551CN |
| Manufacturer | PDPS PZL-BIELSKO |
| Model | SZD-55-1 |
| Manufacturer's Serial Number | 551192038 |
| Aircraft Type | Glider |
| 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 | 0 engines |
| Type of Registrant | Corporation |
| Owner Name | SOLAIRE PERFORMANCE SAILPLANES INC |
| Street | 47 HARBOURPASSAGE EAST |
| City | HILTON HEAD ISLAND |
| State | SC |
| Zip Code | 29926 |
| County | Bryan County |
| Country | US |
| Certificate Issue Date | 1992-08-17 |
| Last Action Date | 1992-08-17 |
| Last Status | Valid Registration |
| Cancellation Date | 1994-04-20 |
| Exported To | CANADA |