# N4138M: 2008 Robinson Helicopter R44 II, registration cancelled 2023-02-04

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 4, 2023
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R44 II](https://openairdocs.org/model/robinson-helicopter-r44-ii) (registry code 7640122)
- Engine: [Lycoming IO-540-AE1A5](https://openairdocs.org/engine/lycoming-io-540-ae1a5) (registry code 41899)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Serial number: 12159
- Year built: 2008
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: February 12, 2008
- Certificate issued: March 26, 2009
- Last registry action: October 8, 2019
- Mode S code: A4E2C1
- Owner when cancelled: [Bering Air Inc](https://openairdocs.org/faa-owner/BERING%20AIR%20INC)
- Location: [Nome, AK](https://openairdocs.org/faa-place/AK/Nome)
- Owner type: Corporation
- Owner's area on the map: 64.7421° N, 164.6570° W: Placed by OpenAirDocs at the center of ZIP code 99762, within about 23 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4138M
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4138M
- Page: https://openairdocs.org/deregistered/N4138M-2023-02-04

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 R44 II: https://openairdocs.org/model/robinson-helicopter-r44-ii.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 ANC17LA040](https://openairdocs.org/ntsb/ANC17LA040), Aug 3, 2017: Robinson Helicopter R44 (N4138M), Solomon, AK, substantial damage. Probable cause: The pilot's failure to maintain adequate altitude above water, and his loss of situational awareness, which resulted in an inadvertent descent and collision with water.

## 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 20170803017929A](https://openairdocs.org/incident/20170803017929A), Aug 3, 2017: Robinson Helicopter Company R44 II (N4138M), Solomon, AK, Substantial damage. Pilot stated he was lower than he should have been and lost situational awareness when working with the GPS. He might have pushed forward on the Cyclic as he…

## Other aircraft with N4138M

- [Cancelled 1951-11-29](https://openairdocs.org/deregistered/N4138M-1951-11-29): Piper PA-12, S/N 12-3037. Owner: [Caledonia Airways Inc](https://openairdocs.org/faa-owner/CALEDONIA%20AIRWAYS%20INC), [St Johnsbury, VT](https://openairdocs.org/faa-place/VT/St%20Johnsbury)

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