Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N139UN.
| Tail Number / N-Number | N139UN |
| Manufacturer | KEYSTONE HELICOPTER CORP |
| Model | S-92A |
| Year Built | 2010 |
| Manufacturer's Serial Number | 920139 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 22 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | GE |
| Engine Model | CT7-8A |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 2,520 hp (1,880 kW) |
| Total Horsepower | 5,040 hp (3,760 kW) |
| Type of Registrant | Corporation |
| Owner Name | KEYSTONE HELICOPTER CORP |
| Street | 110 STEWART HUSTON DR |
| City | COATESVILLE |
| State | PA |
| Zip Code | 19320-1646 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2010-09-23 |
| Certificate Issue Date | 2011-02-15 |
| Last Action Date | 2011-02-15 |
| Last Status | Valid Registration |
| Cancellation Date | 2011-05-13 |
| Exported To | KUWAIT |
| Mode S Code | 50117157 |
| Mode S Code Hex | A09E6F |