| Tail Number / N-Number | N12YZ |
| Manufacturer | GRUMMAN |
| Model | G-73 |
| Year Built | 1946 |
| Manufacturer's Serial Number | J2 |
| Aircraft Type | Fixed wing multi engine |
| Category | Amphibian |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R1340 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 600 hp (448 kW) |
| Total Horsepower | 1,200 hp (895 kW) |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TANGLEFOOT WING & WHEEL CO |
| Street | 100 WATERBIRD LANDING |
| City | COOLIN |
| State | ID |
| Zip Code | 83821 |
| Region | Northwest Mountain |
| County | Bonner County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2003-07-03 |
| Certificate Issue Date | 2000-05-23 |
| Last Action Date | 2022-11-15 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 50051627 |
| Mode S Code Hex | A05397 |