| Tail Number / N-Number | N999SW |
| Manufacturer | BEECH |
| Model | B-60 |
| Year Built | 1979 |
| Manufacturer's Serial Number | P-505 |
| 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 | TI0-541 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 310 hp (231 kW) |
| Total Horsepower | 620 hp (463 kW) |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | LLC |
| Owner Name | EIS EQUIPMENT LLC |
| Street | PO BOX 7438 |
| City | KETCHUM |
| State | ID |
| Zip Code | 83340-7121 |
| Region | Northwest Mountain |
| County | Blaine County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-05-16 |
| Certificate Issue Date | 2014-06-27 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 53372667 |
| Mode S Code Hex | ADF5B7 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N999SW.
| Tail Number / N-Number | N999SW |
| Manufacturer | CESSNA |
| Model | 172P |
| Year Built | 1980 |
| Manufacturer's Serial Number | 17274351 |
| Aircraft Type | Fixed wing single engine |
| 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Corporation |
| Owner Name | PREMIER AIRCRAFT SALES INC |
| Street | 5544 NW 23RD AVE |
| City | FT LAUDERDALE |
| State | FL |
| Zip Code | 33309 |
| County | Blaine County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-10-30 |
| Certificate Issue Date | 2007-10-22 |
| Last Action Date | 2007-10-22 |
| Last Status | Valid Registration |
| Cancellation Date | 2008-02-06 |
| Exported To | GERMANY |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N999SW.
| Tail Number / N-Number | N999SW |
| Manufacturer | BELL |
| Model | 206B |
| Manufacturer's Serial Number | 1002 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 112 miles per hour |
| County | Blaine County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |