| Tail Number / N-Number | N56904 |
| Manufacturer | MOONEY |
| Model | M20J |
| Manufacturer's Serial Number | 24-1407 |
| 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 | I0360 SER A&C |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | LLC |
| Owner Name | N83993 LLC |
| Street | 1128 LIBERTY BELL DR |
| City | CHERRY HILL |
| State | NJ |
| Zip Code | 08003-3161 |
| Region | Eastern |
| County | Camden County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1983-07-29 |
| Certificate Issue Date | 2021-03-01 |
| Last Action Date | 2021-03-01 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 51645316 |
| Mode S Code Hex | A74ACE |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N56904.
| Tail Number / N-Number | N56904 |
| Manufacturer | PIPER |
| Model | PA-28R-200 |
| Manufacturer's Serial Number | 28R-7435059 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 107 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | DOLPHIN AIVATION INC |
| Street | PO BOX 13005 AIRGATE |
| City | SARASOTA |
| State | FL |
| Zip Code | 33578 |
| Region | Southern |
| County | Camden County |
| Certificate Issue Date | 1979-07-18 |
| Last Status | Valid Registration |
| Cancellation Date | 1980-06-16 |
| Exported To | UNITED KINGDOM |