Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N977X.
| Tail Number / N-Number | N977X |
| Manufacturer | GRUMMAN |
| Model | G-164A |
| Year Built | 1968 |
| Manufacturer's Serial Number | 491 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R-985 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 450 hp (336 kW) |
| Average Cruising Speed | 98 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DYRDAHL JOHN R |
| Street | 431 6TH AVE S |
| City | SHELBY |
| State | MT |
| Zip Code | 59474-2333 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1968-02-19 |
| Certificate Issue Date | 1981-01-07 |
| Last Action Date | 2009-10-20 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2018-01-17 |
| Mode S Code | 53317663 |
| Mode S Code Hex | AD9FB3 |