| Tail Number / N-Number | N556B |
| Manufacturer | HUGHES |
| Model | 269C |
| Year Built | 1986 |
| Manufacturer's Serial Number | S1235 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | AEIO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 64 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | KD HELICOPTERS INC |
| Street | PO BOX 247 |
| City | BLAIRSTOWN |
| State | NJ |
| Zip Code | 07825-0247 |
| Region | Eastern |
| County | Warren County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1994-04-23 |
| Certificate Issue Date | 1998-03-31 |
| Last Action Date | 2022-10-07 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 51612716 |
| Mode S Code Hex | A715CE |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N556B.
| Tail Number / N-Number | N556B |
| Manufacturer | BEECH |
| Model | A35 |
| Manufacturer's Serial Number | D-1576 |
| 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 | 120 miles per hour |
| Type of Registrant | Individual |
| Owner Name | FRETS E G |
| County | Warren County |
| Certificate Issue Date | 1948-06-21 |
| Last Status | Valid Registration |
| Cancellation Date | 1955-10-14 |