# N244BF: Robinson Helicopter R44, registration cancelled 2018-02-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 12, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Robinson Helicopter R44](https://openairdocs.org/model/robinson-helicopter-r44) (registry code 7640120)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM) (OpenAirDocs)
- Serial number: 0250
- Type of aircraft: Rotorcraft
- Certificate issued: November 8, 2012
- Last registry action: November 8, 2012
- Mode S code: A23EFA
- Owner when cancelled: [Blr Aerospace LLC](https://openairdocs.org/faa-owner/BLR%20AEROSPACE%20LLC)
- Location: [Everett, WA](https://openairdocs.org/faa-place/WA/Everett)
- Owner type: Corporation
- Owner's area on the map: 47.9027° N, 122.2559° W: Placed by OpenAirDocs at the center of ZIP code 98204, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N244BF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=244BF
- Page: https://openairdocs.org/deregistered/N244BF-2018-02-12

From the FAA registry file of October 29, 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

## Service difficulty reports (4)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 97ZZZX3211](https://openairdocs.org/sdr/97ZZZX3211), Apr 10, 1997: SWITCH. FAILED. TEMPERATURE SWITCH MALFUNCTIONED FOR NO OBVIOUS REASON. CAUSED INTERMITTENT OVERTEMP LIGHT OF M/R GEARBOX.
- [SDR 97ZZZX3210](https://openairdocs.org/sdr/97ZZZX3210), Apr 10, 1997: SPRING ASSY. WORN. ARM C581-1 WAS BINDING AND WEARING INTO SHAFT. THIS CAUSED THE LATERAL SPRING ASSEMBLY TO LOCK MOMENTARILY. EXCESSIVE WEAR ON THE SPRING SHAFT COULD AFFECT THE 
- [SDR 97ZZZX3321](https://openairdocs.org/sdr/97ZZZX3321), Mar 10, 1997: BEARING. WORN. ENG/TRANSMISSION COUPLING, LOWER BEARING OF ACTUATOR WHICH IS CONNECTED TO LOWER SHAFT AND BEARING ASSEMBLY WORE OUT. THIS CAUSED THE ACTUATOR ASSEMBLY TO VIBRA
- [SDR 97ZZZX3320](https://openairdocs.org/sdr/97ZZZX3320), Mar 10, 1997: SWITCH. BROKE. ENGINE/TRANSMISSION COUPLING, VIBRATION OF ACTUATOR CAUSED ACTUATOR SPRINGS TO VIBRATE ON BOTH SWITCHES AND, THEREFORE, ONE BELT TENSION SWITCH TO BREAK. SWITCH

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