# N4167Y: 2008 Robinson Helicopter R44, registration cancelled 2021-12-04

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 4, 2021
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R44](https://openairdocs.org/model/robinson-helicopter-r44) (registry code 7640120)
- Engine: [Lycoming O-540-F1B5](https://openairdocs.org/engine/lycoming-o-540-f1b5) (registry code 42353)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS E-295](https://openairdocs.org/tcds/E-295) (OpenAirDocs)
- Serial number: 1889
- Year built: 2008
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: May 15, 2008
- Certificate issued: August 20, 2018
- Last registry action: August 20, 2018
- Mode S code: A4EDCE
- Owner when cancelled: [Cedar Ridge Aviation LLC](https://openairdocs.org/faa-owner/CEDAR%20RIDGE%20AVIATION%20LLC)
- Location: [Knox City, TX](https://openairdocs.org/faa-place/TX/Knox%20City)
- Owner type: LLC
- Owner's area on the map: 33.4350° N, 99.8295° W: Placed by OpenAirDocs at the center of ZIP code 79529, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4167Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4167Y
- Page: https://openairdocs.org/deregistered/N4167Y-2021-12-04

From the FAA registry file of November 5, 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 R44: https://openairdocs.org/model/robinson-helicopter-r44.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 GAA19CA063](https://openairdocs.org/ntsb/GAA19CA063), Nov 18, 2018: Robinson R44 (N4167Y), Knox City, TX, substantial damage. Probable cause: The pilot's failure to maintain adequate airspeed with a tailwind, which resulted in the helicopter settling with power, and his subsequent incorrect collective application while attempting to…

## 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 20181118022739A](https://openairdocs.org/incident/20181118022739A), Nov 18, 2018: Robinson Helicopter R44 (N4167Y), Knox City, TX, Destroyed. On November 18, 2018, at approximately 0855 central daylight time (CDT), N4167Y, a Robinson R-44 was conducting aerial filming of hog hunting approximately 5…

## Other aircraft with N4167Y

- [Cancelled 1981-07-10](https://openairdocs.org/deregistered/N4167Y-1981-07-10): Bellanca 8GCBC, S/N 239-77. Sale reported. Owner: [Houston, TX](https://openairdocs.org/faa-place/TX/Houston)

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