Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N1554V.
| Tail Number / N-Number | N1554V |
| Manufacturer | CESSNA |
| Model | 172M |
| Year Built | 1974 |
| Manufacturer's Serial Number | 17263657 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 108 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | NORTHWESTERN RESOURCES CO |
| Street | 40 EAST BROADWAY |
| City | BUTTE |
| State | MT |
| Zip Code | 59701 |
| Region | Northwest Mountain |
| Certificate Issue Date | 1974-09-16 |
| Last Status | Valid Registration |
| Cancellation Date | 1976-02-26 |
| Exported To | CANADA |
| Mode S Code | 50157672 |
| Mode S Code Hex | A0DFBA |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N1554V.
| Tail Number / N-Number | N1554V |
| Manufacturer | LOCKHEED |
| Model | L-749A |
| Manufacturer's Serial Number | 2555 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 89 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 4 engines |
| Type of Registrant | Corporation |
| Owner Name | PACIFIC NORTHERN AIRLINES INC |
| Street | 1626 EXCHANGE BUILDING |
| City | SEATTLE |
| State | WA |
| Zip Code | 99156 |
| Region | Northwest Mountain |
| Certificate Issue Date | 1959-04-14 |
| Last Status | Valid Registration |
| Cancellation Date | 1962-09-23 |
| Mode S Code | 50157672 |
| Mode S Code Hex | A0DFBA |