| Tail Number / N-Number | N1788A |
| Manufacturer | PIPER |
| Model | PA-18A |
| Year Built | 1952 |
| Manufacturer's Serial Number | 18-1658 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 97 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DAVIS NIGEL L |
| Street | 5075 MCHUGH LN |
| City | HELENA |
| State | MT |
| Zip Code | 59602-7002 |
| Region | Northwest Mountain |
| County | Lewis and Clark County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1990-04-03 |
| Certificate Issue Date | 1992-10-20 |
| Last Action Date | 2021-02-16 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 50235126 |
| Mode S Code Hex | A13A56 |