| Tail Number / N-Number | N1812Z |
| Manufacturer | BEECH |
| Model | 77 |
| Year Built | 1981 |
| Manufacturer's Serial Number | WA-280 |
| 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 | 0-235 SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Type of Registrant | Individual |
| Owner Name | RADTKE NORMAN H |
| Street | 5560 W LONE STAR DR |
| City | TUCSON |
| State | AZ |
| Zip Code | 85713-6735 |
| Region | Western-Pacific |
| County | Pima County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1981-07-01 |
| Certificate Issue Date | 2007-06-13 |
| Last Action Date | 2020-04-29 |
| Expiration Date | 2027-09-30 |
| Status | Valid Registration |
| Mode S Code | 50243431 |
| Mode S Code Hex | A14719 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N1812Z.
| Tail Number / N-Number | N1812Z |
| Manufacturer | CESSNA |
| Model | 210-5(205) |
| Manufacturer's Serial Number | 205-0012 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 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 | LAMSON OTIS F |
| Street | 1128 POPLAR PL S |
| City | SEATTLE |
| State | WA |
| Zip Code | 98144 |
| Region | Northwest Mountain |
| County | Pima County |
| Certificate Issue Date | 1967-03-06 |
| Last Status | Valid Registration |
| Cancellation Date | 1970-11-30 |
| Exported To | CANADA |