Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4144D.
| Tail Number / N-Number | N4144D |
| Manufacturer | HELIO |
| Model | H-391B |
| Year Built | 1958 |
| Manufacturer's Serial Number | 093 |
| 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 | GO-435C&D SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Average Cruising Speed | 117 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SUTPHIN RONALD J |
| Street | 1401 ALAMEDA DR |
| City | ONTARIO |
| State | OR |
| Zip Code | 97914-4119 |
| Country | US |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1959-07-13 |
| Certificate Issue Date | 1977-12-20 |
| Last Action Date | 2005-11-15 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2006-01-20 |
| Mode S Code | 51162744 |
| Mode S Code Hex | A4E5E4 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4144D.
| Tail Number / N-Number | N4144D |
| Manufacturer | MD HELICOPTERS INC |
| Model | 369FF |
| Year Built | 2013 |
| Manufacturer's Serial Number | 0199FF |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | ROLLS-ROYC |
| Engine Model | 250-C30 |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 650 hp (485 kW) |
| Total Horsepower | 1,300 hp (970 kW) |
| Type of Registrant | Corporation |
| Owner Name | MD HELICOPTERS INC |
| Street | 4555 E MCDOWELL RD |
| City | MESA |
| State | AZ |
| Zip Code | 85215-9734 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2013-01-18 |
| Last Action Date | 2012-10-04 |
| Last Status | Aircraft registered to the manufacturer under their Dealer Certificate |
| Cancellation Date | 2013-06-12 |
| Exported To | SAUDI ARABIA |
| Mode S Code | 51162744 |
| Mode S Code Hex | A4E5E4 |