| Tail Number / N-Number | N737WB |
| Manufacturer | MAULE |
| Model | M-5-235C |
| Year Built | 1977 |
| Manufacturer's Serial Number | 7108C |
| 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 | O-540-J1A5D |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 235 hp (175 kW) |
| Average Cruising Speed | 108 miles per hour |
| Type of Registrant | LLC |
| Owner Name | FOUR M AVIATION LLC |
| Street | 43 RIVER RD |
| City | CLINTON |
| State | CT |
| Zip Code | 06413-1049 |
| Region | New England |
| County | Middlesex County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2006-04-20 |
| Certificate Issue Date | 2014-12-29 |
| Last Action Date | 2020-07-28 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 52363402 |
| Mode S Code Hex | A9E702 |