| Tail Number / N-Number | N521AM |
| Manufacturer | AVIAT AIRCRAFT INC |
| Model | A-1B |
| Year Built | 2005 |
| Manufacturer's Serial Number | 2321 |
| 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 | O-360-A1P |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | LLC |
| Owner Name | STICK AND RUDDER LLC |
| Street | 53 FOX HILL RD |
| City | STAMFORD |
| State | CT |
| Zip Code | 06903-2221 |
| Region | New England |
| County | Fairfield County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2005-10-20 |
| Certificate Issue Date | 2021-07-21 |
| Last Action Date | 2023-01-05 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 51506261 |
| Mode S Code Hex | A68CB1 |