| Tail Number / N-Number | N12000 |
| Manufacturer | CESSNA |
| Model | 182M |
| Year Built | 1968 |
| Manufacturer's Serial Number | 18259487 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | O-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 230 hp (172 kW) |
| Average Cruising Speed | 119 miles per hour |
| Type of Registrant | LLC |
| Owner Name | BEAR CREEK AIR LLC |
| Street | 302 N LAST CHANCE GULCH STE 409 |
| City | HELENA |
| State | MT |
| Zip Code | 59601-5002 |
| Region | Northwest Mountain |
| County | Lewis and Clark County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 2022-11-05 |
| Last Action Date | 2022-11-05 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 50053043 |
| Mode S Code Hex | A05623 |
Deregistered Aircraft 1 of 3. This aircraft was previously assigned the N-number N12000.
| Tail Number / N-Number | N12000 |
| Manufacturer | CESSNA |
| Model | 208B |
| Year Built | 1994 |
| Manufacturer's Serial Number | 208B0399 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | PT6A SER |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 750 hp (560 kW) |
| Type of Registrant | Corporation |
| Owner Name | CESSNA AIRCRAFT COMPANY |
| Street | PO BOX 7704 DEPT 113 |
| City | WICHITA |
| State | KS |
| Zip Code | 67277 |
| County | Lewis and Clark County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1994-06-09 |
| Certificate Issue Date | 1994-08-29 |
| Last Action Date | 1994-08-29 |
| Last Status | Valid Registration |
| Cancellation Date | 1995-04-14 |
| Exported To | ARGENTINA |
Deregistered Aircraft 2 of 3. This aircraft was previously assigned the N-number N12000.
| Tail Number / N-Number | N12000 |
| Manufacturer | RAVEN |
| Model | S-40A |
| Year Built | 1963 |
| Manufacturer's Serial Number | 108 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 0 engines |
| Average Cruising Speed | 60 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CONNECTICUT AERONAUTICAL HISTORICAL ASSOC INC |
| Street | BOX 44 |
| City | HEBRON |
| State | CT |
| Zip Code | 06248 |
| Region | New England |
| County | Lewis and Clark County |
| Country | US |
| Certificate Issue Date | 1965-12-20 |
| Last Status | Valid Registration |
| Cancellation Date | 1972-10-13 |
Deregistered Aircraft 3 of 3. This aircraft was previously assigned the N-number N12000.
| Tail Number / N-Number | N12000 |
| Manufacturer | WOGEN ORVILLE |
| Model | SPORT WING |
| Year Built | 1931 |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 |
| Type of Registrant | Individual |
| Owner Name | WOGEN ORVILLE |
| Street | GENERAL DELIVERY |
| City | LAKE MILLS |
| State | IA |
| Zip Code | 50450 |
| Region | Central |
| County | Lewis and Clark County |
| Country | US |
| Certificate Issue Date | 1931-06-24 |
| Last Status | Valid Registration |
| Cancellation Date | 1935-04-01 |