Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N490Y.
| Tail Number / N-Number | N490Y |
| Manufacturer | STINSON |
| Model | SM-8A |
| Year Built | 1931 |
| Manufacturer's Serial Number | M-4286 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 123 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WYLAM JAMES N |
| Street | MAIN & ELM ST |
| City | LOCKPORT |
| State | NY |
| Zip Code | 14094 |
| Region | Eastern |
| Certificate Issue Date | 1931-01-30 |
| Last Status | Valid Registration |
| Cancellation Date | 1932-05-10 |
| Mode S Code | 51411076 |
| Mode S Code Hex | A6123E |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N490Y.
| Tail Number / N-Number | N490Y |
| Manufacturer | GRUMMAN |
| Model | G-164 |
| Manufacturer's Serial Number | 134 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 98 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SCHWEIZER AIRCRAFT CORP |
| Last Status | Valid Registration |
| Mode S Code | 51411076 |
| Mode S Code Hex | A6123E |