| Tail Number / N-Number | N1126 |
| Manufacturer | MILLS |
| Model | X1 |
| Year Built | 1960 |
| Manufacturer's Serial Number | 8601 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | BUEHLER ANDREW C |
| Street | PO BOX 1174 |
| City | OLALLA |
| State | WA |
| Zip Code | 98359-1174 |
| Region | Northwest Mountain |
| County | Kitsap County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-09-06 |
| Certificate Issue Date | 1989-05-10 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 50033313 |
| Mode S Code Hex | A036CB |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N1126.
| Tail Number / N-Number | N1126 |
| Manufacturer | U S AIR MAIL SERVICE |
| Model | DH 4B LAND PLANE |
| Manufacturer's Serial Number | 1126 |
| 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 | Corporation |
| Owner Name | ROBERTSON AIRCRAFT CORP |
| Street | GENERAL DELIVERY |
| City | ANGLUM |
| State | MO |
| Zip Code | 64601 |
| Region | Central |
| County | Kitsap County |
| Last Status | Valid Registration |
| Cancellation Date | 1927-04-08 |