# N449MC: 2012 Robinson Helicopter R44 II, registration cancelled 2017-07-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 31, 2017
- Status when cancelled: Second renewal notice
- 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: 13340
- Year built: 2012
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: August 22, 2012
- Certificate issued: August 11, 2014
- Last registry action: August 11, 2014
- Mode S code: A56D22
- Owner when cancelled: [Concho Aviation LLC](https://openairdocs.org/faa-owner/CONCHO%20AVIATION%20LLC)
- Location: [Sterling City, TX](https://openairdocs.org/faa-place/TX/Sterling%20City)
- Owner type: Corporation
- Owner's area on the map: 31.8027° N, 101.0556° W: Placed by OpenAirDocs at the center of ZIP code 76951, within about 16 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N449MC
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=449MC
- Page: https://openairdocs.org/deregistered/N449MC-2017-07-31

From the FAA registry file of October 28, 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 CEN16LA039](https://openairdocs.org/ntsb/CEN16LA039), Nov 13, 2015: Robinson Helicopter R44 II (N449MC), Alpine, TX, substantial damage. Probable cause: The pilot’s failure to maintain adequate rotor speed while maneuvering at low altitude, which resulted in a descent from which he was unable to recover. Contributing to the accident was the pilot's…

## 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 20151113020609A](https://openairdocs.org/incident/20151113020609A), Nov 13, 2015: Robinson Helicopter Company R44 II (N449MC), Alpine, TX, Destroyed. November 13, 2015, at 1657 local time, Robinson R-44-II aircraft bearing registration number N449MC, registered to concho aviation, LLC, impacted terrain and…

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.