| Tail Number / N-Number | N321UP |
| Manufacturer | MILLER MERLE L |
| Model | VANS RV-4 |
| Year Built | 2011 |
| Manufacturer's Serial Number | 3187 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 1 engine |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-4 |
| Type of Registrant | Individual |
| Owner Name | HAUCK STEVEN W |
| Street | 5 PONDEROSA CT |
| City | MONTROSE |
| State | CO |
| Zip Code | 81401-6201 |
| Region | Northwest Mountain |
| County | Montrose County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2011-07-06 |
| Certificate Issue Date | 2017-12-06 |
| Last Action Date | 2020-11-02 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 50671727 |
| Mode S Code Hex | A373D7 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N321UP.
| Tail Number / N-Number | N321UP |
| Manufacturer | PIPER |
| Model | PA-30 |
| Year Built | 1967 |
| Manufacturer's Serial Number | 30-1646 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 150 hp (112 kW) |
| Total Horsepower | 300 hp (224 kW) |
| Average Cruising Speed | 139 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | AIR-MED INC |
| Street | 701 S RIDGEWOOD AVE |
| City | DAYTONA BEACH |
| State | FL |
| Zip Code | 32014 |
| County | Montrose County |
| Country | US |
| Airworthiness Classification | Special Flight Permit |
| Airworthiness Date | 1974-06-28 |
| Last Action Date | 2006-06-20 |
| Last Status | Expired Dealer |
| Cancellation Date | 2011-07-01 |