| Tail Number / N-Number | N476AW |
| Manufacturer | SIKORSKY |
| Model | S-61N |
| Manufacturer's Serial Number | 61476 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 28 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | COULSON AVIATION USA INC |
| Street | 1200 NW NAITO PKWY STE 200 |
| City | PORTLAND |
| State | OR |
| Zip Code | 97209-2831 |
| Region | Northwest Mountain |
| County | Multnomah County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2021-11-10 |
| Last Action Date | 2023-02-14 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 51353571 |
| Mode S Code Hex | A5D779 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N476AW.
| Tail Number / N-Number | N476AW |
| Manufacturer | ROCKWELL |
| Model | OV-10D |
| Manufacturer's Serial Number | 155501 |
| Aircraft Type | Fixed wing multi 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 | 2 engines |
| Type of Registrant | Government |
| Owner Name | UNITED STATES DEPARTMENT OF STATE |
| Other Names |
|
| Street | 1038 S PATRICK DR # 985 |
| City | PATRICK AFB |
| State | FL |
| Zip Code | 32925-3516 |
| County | Multnomah County |
| Country | US |
| Certificate Issue Date | 1997-10-21 |
| Last Action Date | 2006-10-17 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2009-03-24 |