| Tail Number / N-Number | N157B |
| Manufacturer | BELL |
| Model | 47D1 |
| Year Built | 1947 |
| Manufacturer's Serial Number | 11 |
| 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 | FRANKLIN |
| Engine Model | 6V4 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 210 hp (157 kW) |
| Average Cruising Speed | 78 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LEWIS GERALD K |
| Street | 5621 GATLIN ST |
| City | BAKERSFIELD |
| State | CA |
| Zip Code | 93308-3901 |
| Region | Western-Pacific |
| County | Kern County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-03-22 |
| Certificate Issue Date | 2011-05-25 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 50162111 |
| Mode S Code Hex | A0E449 |