| Tail Number / N-Number | N4437X |
| Manufacturer | PIPER |
| Model | PA-28-140 |
| Year Built | 1975 |
| Manufacturer's Serial Number | 28-7625032 |
| 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) |
| Average Cruising Speed | 107 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MARIANAS AIR TRANSFER INC |
| Street | PO BOX 500150 |
| City | SAIPAN |
| State | MP |
| Zip Code | 969500150 |
| Region | Western-Pacific |
| Country | MP |
| Fractional Ownership | No |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1982-10-08 |
| Certificate Issue Date | 2014-10-08 |
| Last Action Date | 2020-05-12 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 51254445 |
| Mode S Code Hex | A55925 |