# N4085T: 1991 Robinson Helicopter R22 BETA, registration cancelled 2020-10-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 31, 2020
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R22 BETA](https://openairdocs.org/model/robinson-helicopter-r22-beta) (registry code 7640110)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS H10WE](https://openairdocs.org/tcds/H10WE), [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Serial number: 1841
- Year built: 1991
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: June 17, 1991
- Certificate issued: May 15, 2007
- Last registry action: February 8, 2017
- Mode S code: A4CD72
- Owner when cancelled: [Honey B LLC](https://openairdocs.org/faa-owner/HONEY%20B%20LLC)
- Location: [Corvallis, OR](https://openairdocs.org/faa-place/OR/Corvallis)
- Owner type: LLC
- Owner's area on the map: 44.4681° N, 123.2938° W: Placed by OpenAirDocs at the center of ZIP code 97333, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4085T
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4085T
- Page: https://openairdocs.org/deregistered/N4085T-2020-10-31

From the FAA registry file of November 4, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Robinson Helicopter R22 BETA: https://openairdocs.org/model/robinson-helicopter-r22-beta.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB GAA18CA508](https://openairdocs.org/ntsb/GAA18CA508), Aug 24, 2018: Robinson R22 (N4085T), Corvallis, OR, substantial damage. Probable cause: The student helicopter pilot’s inadequate torque pedal application during practice approaches with a tailwind, which resulted in a loss of yaw control and a subsequent hard landing.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20180824012219A](https://openairdocs.org/incident/20180824012219A), Aug 24, 2018: Robinson Helicopter R22 BETA (N4085T), Corvallis, OR, Substantial damage. Student pilot with appropriate endorsements and solo flights completed was flying alone to build time and practice skills to prepare for private pilot…

## Other aircraft with N4085T

- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N4085T-undated): Piper PA-31-350, S/N 318152110. Triennial form not returned

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