Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3740M.
| Tail Number / N-Number | N3740M |
| Manufacturer | PIPER |
| Model | PA-12 |
| Year Built | 1947 |
| Manufacturer's Serial Number | 12-2677 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Average Cruising Speed | 82 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SIEBER ROBERT V |
| Street | BOX 41284 |
| City | SPENARD |
| State | AK |
| Zip Code | 00000 |
| Country | US |
| Airworthiness Classification | Experimental |
| Last Action Date | 1977-01-14 |
| Last Status | Revoked – Canceled |
| Cancellation Date | 2017-11-18 |
| Mode S Code | 51042413 |
| Mode S Code Hex | A4450B |