| Tail Number / N-Number | N9446H |
| Manufacturer | SIKORSKY |
| Model | UH-60A |
| Manufacturer's Serial Number | 83-23876 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 15 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | LLC |
| Owner Name | NORTHWEST HELICOPTERS LLC |
| Street | 1000 85TH AVE SE |
| City | OLYMPIA |
| State | WA |
| Zip Code | 98501-5707 |
| Region | Northwest Mountain |
| County | Thurston County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2022-08-16 |
| Last Action Date | 2022-08-16 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 53217466 |
| Mode S Code Hex | AD1F36 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N9446H.
| Tail Number / N-Number | N9446H |
| Manufacturer | HOWARD AIRCRAFT |
| Model | DGA-15J |
| Year Built | 1944 |
| Manufacturer's Serial Number | 1793 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 150 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WITT JOHN L |
| Street | 10125 PLEASANT AVE SOUTH |
| City | MINNEAPOLIS |
| State | MN |
| Zip Code | 55420 |
| Region | Great Lakes |
| County | Thurston County |
| Certificate Issue Date | 1955-09-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-01-04 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N9446H.
| Tail Number / N-Number | N9446H |
| Manufacturer | CESSNA |
| Model | 182R |
| Manufacturer's Serial Number | 18267949 |
| 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 |
| Type of Registrant | Corporation |
| Owner Name | DOUBLE EAGLE AVIATION INC |
| Street | PO BOX 328 |
| City | HASKELL |
| State | OK |
| Zip Code | 74436 |
| County | Thurston County |
| Country | US |
| Last Action Date | 1993-08-11 |
| Last Status | Valid Registration |
| Cancellation Date | 1994-02-04 |
| Exported To | CANADA |