Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N437MM.
| Tail Number / N-Number | N437MM |
| Manufacturer | THAYER MILTON W |
| Model | THORP T 18C W |
| Manufacturer's Serial Number | 1444 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | THAYER MILTON W |
| Street | 2171 RIDGE DR |
| City | BROOMFIELD |
| State | CO |
| Zip Code | 80020 |
| Country | US |
| Certificate Issue Date | 1983-07-29 |
| Last Action Date | 1987-01-03 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-06-07 |
| Mode S Code | 51237076 |
| Mode S Code Hex | A53E3E |