| Tail Number / N-Number | N3994 |
| Manufacturer | BOEING |
| Model | 737-8FH |
| Manufacturer's Serial Number | 39943 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 149 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Corporation |
| Owner Name | UMB BANK NA TRUSTEE |
| Street | 6440 S MILLROCK DR STE 400 |
| City | SALT LAKE CITY |
| State | UT |
| Zip Code | 84121-5058 |
| Region | Northwest Mountain |
| County | Salt Lake County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2022-10-20 |
| Last Action Date | 2022-10-20 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 51123434 |
| Mode S Code Hex | A4A71C |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3994.
| Tail Number / N-Number | N3994 |
| Manufacturer | ALEXANDER AIRCRAFT CO |
| Model | COMBINATION EAGLEROC |
| Manufacturer's Serial Number | 153 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | WILCOX RAY |
| Street | 118 N 16TH AVENUE |
| City | MELROSE PARK |
| State | IL |
| Zip Code | 60021 |
| Region | Great Lakes |
| County | Salt Lake County |
| Last Status | Valid Registration |
| Cancellation Date | 1928-09-25 |