| Tail Number / N-Number | N981UA |
| Manufacturer | SKYFRONT CORP |
| Model | PERIMETER 8 |
| Manufacturer's Serial Number | S080100332006 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 0 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 9 engines |
| Type of Registrant | Government |
| Owner Name | UNIVERSITY OF ALASKA FAIRBANKS |
| Other Names |
|
| Street | 903 KOYUKUK DR |
| City | FAIRBANKS |
| State | AK |
| Zip Code | 99755-0001 |
| Region | Alaskan |
| County | Yukon-Koyukuk Census Area |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2020-11-23 |
| Last Action Date | 2020-11-23 |
| Expiration Date | 2027-11-30 |
| Status | Valid Registration |
| Mode S Code | 53330236 |
| Mode S Code Hex | ADB09E |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N981UA.
| Tail Number / N-Number | N981UA |
| Manufacturer | BOEING |
| Model | 737-291 |
| Year Built | 1978 |
| Manufacturer's Serial Number | 21546 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 134 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | JT8D SERIES |
| Engine Type | Turbo-jet |
| Number of Engines | 2 engines |
| Thrust per Engine | 7,700 pounds-force (34.3 kN) |
| Total Thrust | 15,400 pounds-force (68.5 kN) |
| Average Cruising Speed | 388 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | LJH AVIATION MANAGEMENT SERVICES CORP |
| Street | 204 WHISPERING HILLS ST |
| City | HOT SPRINGS |
| State | AR |
| Zip Code | 71901-7317 |
| County | Yukon-Koyukuk Census Area |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1999-08-05 |
| Certificate Issue Date | 2007-01-25 |
| Last Action Date | 2010-01-19 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2014-12-22 |