| Tail Number / N-Number | N475AM |
| Manufacturer | GRUMMAN AIRCRAFT ENG CORP |
| Model | C-1A |
| Manufacturer's Serial Number | 136781 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | WRIGHT |
| Engine Model | R-1820 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,475 hp (1,100 kW) |
| Total Horsepower | 2,950 hp (2,201 kW) |
| Type of Registrant | Corporation |
| Owner Name | PACIFIC COAST AIR MUSEUM |
| Street | 1 AIR MUSEUM WAY |
| City | SANTA ROSA |
| State | CA |
| Zip Code | 95403-8244 |
| Region | Western-Pacific |
| County | Sonoma County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1986-10-31 |
| Certificate Issue Date | 2014-08-13 |
| Last Action Date | 2020-07-20 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 51351671 |
| Mode S Code Hex | A5D3B9 |