| Tail Number / N-Number | N321SK |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R44 |
| Year Built | 2019 |
| Manufacturer's Serial Number | 30050 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | O-540-F1B5 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | Corporation |
| Owner Name | SOUTHERN AIRCRAFT CONSULTANCY INC TRUSTEE |
| Street | GLEBE COTTAGE COOKES ROAD BERGH APTON |
| City | NORFOLK |
| Zip Code | NR15 1AA |
| Region | European |
| Country | GB |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2019-03-11 |
| Certificate Issue Date | 2019-02-22 |
| Last Action Date | 2022-08-25 |
| Expiration Date | 2029-02-28 |
| Status | Valid Registration |
| Mode S Code | 50671641 |
| Mode S Code Hex | A373A1 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N321SK.
| Tail Number / N-Number | N321SK |
| Manufacturer | HOWIE KEN |
| Model | FISHER SUPER KOALA |
| Year Built | 1991 |
| Manufacturer's Serial Number | 071 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | BOMBARDIER |
| Engine Model | ROTAX (ALL) |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | 2805 GREENPORT DR |
| City | HERNANDO |
| State | MS |
| Zip Code | 38632 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1992-07-27 |
| Last Action Date | 1997-04-30 |
| Last Status | Sale Reported – Canceled |
| Cancellation Date | 2013-07-16 |