| Tail Number / N-Number | N423PC |
| Manufacturer | DIAMOND AIRCRAFT IND INC |
| Model | DA20-C1 |
| Year Built | 2008 |
| Manufacturer's Serial Number | C0521 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO-240-B |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 125 hp (93 kW) |
| Type of Registrant | Corporation |
| Owner Name | SAINT LOUIS UNIVERSITY |
| Street | 221 N GRAND BLVD |
| City | SAINT LOUIS |
| State | MO |
| Zip Code | 63103-2006 |
| Region | Central |
| County | St. Louis city |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2008-10-02 |
| Certificate Issue Date | 2008-11-14 |
| Last Action Date | 2021-07-06 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 51204014 |
| Mode S Code Hex | A5080C |