Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N31727.
| Tail Number / N-Number | N31727 |
| Manufacturer | SLINGSBY |
| Model | T67M260-T3A |
| Year Built | 1995 |
| Manufacturer's Serial Number | 2195 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | AEIO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | Government |
| Owner Name | UNITED STATES AIR FORCE |
| Other Names |
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| Street | HQ AETC LGMA/AVDO 555 E STREET E |
| City | RANDOLPH AFB |
| State | TX |
| Zip Code | 78150-4440 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1995-05-15 |
| Certificate Issue Date | 1995-01-25 |
| Last Action Date | 2004-04-20 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2006-11-01 |
| Mode S Code | 50661620 |
| Mode S Code Hex | A36390 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N31727.
| Tail Number / N-Number | N31727 |
| Manufacturer | BELL |
| Model | 206B |
| Manufacturer's Serial Number | 3686 |
| 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 |
| Type of Registrant | Corporation |
| Owner Name | ECKHART HELICOPTER SALES INC |
| Street | PO BOX 924 |
| City | LAKE FOREST |
| State | IL |
| Zip Code | 60045 |
| Country | US |
| Certificate Issue Date | 1986-11-10 |
| Last Action Date | 1991-01-31 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1987-02-26 |
| Exported To | SWITZERLAND |
| Mode S Code | 50661620 |
| Mode S Code Hex | A36390 |