| Tail Number / N-Number | N321US |
| Manufacturer | AIRBUS INDUSTRIE |
| Model | A320-211 |
| Year Built | 1991 |
| Manufacturer's Serial Number | 262 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 182 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | CFM INTL. |
| Engine Model | CFM56 SERIES |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Horsepower per Engine | 2,200 hp (1,641 kW) |
| Total Horsepower | 4,400 hp (3,282 kW) |
| Type of Registrant | Corporation |
| Owner Name | DELTA AIR LINES INC |
| Street | 1775 MH JACKSON SERVICE RD DEPT 595 AIRCRAFT REGISTRATIONS |
| City | ATLANTA |
| State | GA |
| Zip Code | 30354 |
| Region | Southern |
| County | Fulton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1992-02-24 |
| Certificate Issue Date | 2015-06-30 |
| Last Action Date | 2022-02-14 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 50671732 |
| Mode S Code Hex | A373DA |