| Tail Number / N-Number | N4084T |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R22 BETA |
| Year Built | 1991 |
| Manufacturer's Serial Number | 1863 |
| Aircraft Type | Rotorcraft |
| 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Type of Registrant | Corporation |
| Owner Name | EMERALD CITY AIRCRAFT LEASING INC |
| Street | PO BOX 1674 |
| City | PORT ORCHARD |
| State | WA |
| Zip Code | 98366-0175 |
| Region | Northwest Mountain |
| County | Kitsap County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1997-05-22 |
| Certificate Issue Date | 2013-12-05 |
| Last Action Date | 2022-08-30 |
| Expiration Date | 2029-12-31 |
| Status | Valid Registration |
| Mode S Code | 51146517 |
| Mode S Code Hex | A4CD4F |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4084T.
| Tail Number / N-Number | N4084T |
| Manufacturer | PIPER |
| Model | PA-31-350 |
| Manufacturer's Serial Number | 318152106 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 162 miles per hour |
| County | Kitsap County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1988-07-06 |