| Tail Number / N-Number | N77RL |
| Manufacturer | LIPPOLD RODNEY M |
| Model | SLING 4 |
| Year Built | 2022 |
| Manufacturer's Serial Number | 133 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 914UL2-01 |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Kit Manufacturer | AIRPLANE FACTORY |
| Kit Model | SLING 4 |
| Type of Registrant | Individual |
| Owner Name | LIPPOLD RODNEY M |
| Street | 5 ORIOLE RD |
| City | WINDHAM |
| State | NH |
| Zip Code | 03087-1615 |
| Region | New England |
| County | Rockingham County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2022-04-30 |
| Certificate Issue Date | 2020-10-01 |
| Last Action Date | 2020-10-01 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 52464060 |
| Mode S Code Hex | AA6830 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N77RL.
| Tail Number / N-Number | N77RL |
| Manufacturer | CESSNA |
| Model | 414A |
| Year Built | 1978 |
| Manufacturer's Serial Number | 414A0211 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | TSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Average Cruising Speed | 198 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | FORT BEDFORD AIR INC |
| Street | 836 S JULIANA ST |
| City | BEDFORD |
| State | PA |
| Zip Code | 15522-1930 |
| County | Rockingham County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-12-22 |
| Certificate Issue Date | 2008-07-24 |
| Last Action Date | 2008-07-24 |
| Last Status | Valid Registration |
| Cancellation Date | 2011-07-19 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N77RL.
| Tail Number / N-Number | N77RL |
| Manufacturer | GLASFLUGEL |
| Model | MOSQUITO |
| Manufacturer's Serial Number | 34 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 0 engines |
| County | Rockingham County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1989-12-13 |