Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N2305.
| Tail Number / N-Number | N2305 |
| Manufacturer | SIKORSKY |
| Model | S-55B |
| Year Built | 1953 |
| Manufacturer's Serial Number | 138577 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | WRIGHT |
| Engine Model | C7BA SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 800 hp (597 kW) |
| Average Cruising Speed | 71 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MED EVAC CORPORATION |
| Street | P O BOX 35034 |
| City | TULSA |
| State | OK |
| Zip Code | 74135 |
| Country | US |
| Airworthiness Classification | Restricted |
| Certificate Issue Date | 1975-09-16 |
| Last Action Date | 1977-11-26 |
| Last Status | Certificate of Registration has been revoked |
| Cancellation Date | 2009-07-14 |
| Mode S Code | 50405607 |
| Mode S Code Hex | A20B87 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N2305.
| Tail Number / N-Number | N2305 |
| Manufacturer | ADVANCE AIRCRAFT COMPANY |
| Model | WACO 9 |
| Year Built | 1925 |
| Manufacturer's Serial Number | A-572 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | BYARS E H JR |
| Street | UNKNOWN |
| City | LINCOLNTON |
| State | NC |
| Zip Code | 28092 |
| Region | Eastern |
| Certificate Issue Date | 1927-04-08 |
| Last Status | Valid Registration |
| Cancellation Date | 1927-12-05 |
| Mode S Code | 50405607 |
| Mode S Code Hex | A20B87 |