| Tail Number / N-Number | N2104U |
| Manufacturer | PIPER |
| Model | PA-28-181 |
| Year Built | 1979 |
| Manufacturer's Serial Number | 28-7990327 |
| 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&VO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KASH ALLAN |
| Street | 2501 DEER VALLEY WAY |
| City | BEL AIR |
| State | MD |
| Zip Code | 21015-1333 |
| Region | Eastern |
| County | Harford County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-02-15 |
| Certificate Issue Date | 2014-04-23 |
| Last Action Date | 2022-12-10 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 50336171 |
| Mode S Code Hex | A1BC79 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N2104U.
| Tail Number / N-Number | N2104U |
| Manufacturer | BRANTLY |
| Model | B-2 |
| Manufacturer's Serial Number | 150 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | SCHUMACKER JAMES S ET AL |
| Street | PO BOX 1032 |
| City | RAPID CITY |
| State | SD |
| Zip Code | 57709 |
| Region | Great Lakes |
| County | Harford County |
| Certificate Issue Date | 1962-06-08 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-08-02 |