# N440SL: 1989 Messerschmitt BK 117 B-1, registration cancelled 2022-03-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 5, 2022
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Messerschmitt BK 117 B-1](https://openairdocs.org/model/messerschmitt-bk-117-b-1) (registry code 5626012)
- Engine: [Lycoming LTS-101 series](https://openairdocs.org/engine/lycoming-lts-101-series) (registry code 41560)
- Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU), [TCDS E5NE](https://openairdocs.org/tcds/E5NE) (OpenAirDocs)
- Serial number: 7158
- Year built: 1989
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, transport
- Airworthiness date: December 21, 1989
- Certificate issued: November 2, 2018
- Last registry action: November 2, 2018
- Mode S code: A54C38
- Owner when cancelled: [Precision Heliparts Inc](https://openairdocs.org/faa-owner/PRECISION%20HELIPARTS%20INC)
- Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta)
- Owner type: Corporation
- Owner's area on the map: 33.6258° N, 84.5237° W: Placed by OpenAirDocs at the center of ZIP code 30349, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N440SL
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=440SL
- Page: https://openairdocs.org/deregistered/N440SL-2022-03-05

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 Messerschmitt BK 117 B-1: https://openairdocs.org/model/messerschmitt-bk-117-b-1.md

## Service difficulty reports (10)

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

- [SDR QMLA2014051514054](https://openairdocs.org/sdr/QMLA2014051514054), May 15, 2014: STRINGER. UNSERVICEABLE. DURING C 0872 INSPECTION OF ACFT BATTERY, FOUND CHAFING ON OMEGA STRINGER ON TAIL BOOM BEHIND AFT BATTERY INSTALLATION. FURTHER INSPECTION ESTABLISHED THIS DAMA
- [SDR QMLA2012111912186](https://openairdocs.org/sdr/QMLA2012111912186), Nov 19, 2012: GUIDE. CRACKED. A ONE INCH CRACK ON THE AFT END OF RT GUIDE RAIL FOR THE CREST COWLING ON THE TOP OF THE FUSELAGE LOCATION WATER LINE 2900 MM, BUTTLINE RT 300MM AND STATION 400
- [SDR QMLA2012051612082](https://openairdocs.org/sdr/QMLA2012051612082), May 16, 2012: GUIDE. OUT OF ADJUST. LEFT CREW SLIDING DOOR AFT LOWER CATCH WAS DISENGAGED FROM THE ACFT. ADJUSTED CATCH AND REINSTALLED DOOR. NO DAMAGE TO COMPONENT OR ACFT OCCURRED. LANDED.
- [SDR QMLA2010101010066](https://openairdocs.org/sdr/QMLA2010101010066), Oct 10, 2010: WINDOW. MISSING. RT AFT CABIN DOOR SLIDING WINDOW WAS FOUND TO BE MISSING AT SHIFT CHANGE WALK AROUND BY PILOTS. LOCATION AND TIME OF WINDOW DEPARTING THE ACFT IS UNKOWN. CREW D
- [SDR 715801222008](https://openairdocs.org/sdr/715801222008), Jan 22, 2008: UNKNOWN. ODOR. PILOT RECEIVED A REQUEST FOR A BABY FLIGHT. THE CREWMEMBERS AND PILOT PROCEEDED TO THE AIRCRAFT TO REPOSITION DOWNTOWN SO THEY COULD PICKUP THE CHILDREN'S TEAM.
- [SDR N440SL2](https://openairdocs.org/sdr/N440SL2), Sep 8, 2004: ENGINE. MALFUNCTIONED. APPROXIMATELY 2 TO 3 MINUTES INTO THE FLIGHT, MASTER CAUTION ILLUMINATED ALONG WITH ENG I LOW LIGHT. NOTICED THE TORQUE OF THE NR 1 ENGINE DROPPING ALL THE WAY 
- [SDR N440SL1](https://openairdocs.org/sdr/N440SL1), Sep 1, 2004: ENGINE. MALFUNCTIONED. APPROXIMATELY 2 MINUTES INTO THE FLIGHT, MASTER CAUTION ILLUMINATED ALONG WITH ENG II LOW LIGHT, N1 OF NR 2 ENGINE OSCILLATED BETWEEN 60 PERCENT AND 70 PERCENT.
- [SDR A1U2003F00000](https://openairdocs.org/sdr/A1U2003F00000), Feb 16, 2003: SKIN. DAMAGED. THE AIRCRAFT WAS LOCATED ON A HELIPAD, ON START UP THE PILOT NOTICED A ABNORMAL VIBRATION AT APPROX 45 PERCENT N1 / 25 PERCENT ROTOR, AND ABORTED THE START. UPO
- [SDR A1U2002F00000](https://openairdocs.org/sdr/A1U2002F00000), Dec 14, 2001: PUMP. FAILED. ON STARTUP WHILE SWITCHING FUEL TRANSFER PUMPS ON, TRANSFER PUMP FORWARD FAILED TO OPERATED. PROBABLE CAUSE, BEARINGS SEIZED.
- [SDR 20010424CW011](https://openairdocs.org/sdr/20010424CW011), Mar 26, 2001: CLUTCH. DAMAGED. PILOT STARTED NR 1 ENGINE, AND RAN UP TO GROUND IDLE. PILOT STARTED NR 2 ENGINE, AND RAN UP TO GROUND IDLE. PILOT FELT THUD AND HIGH FREQ VIBRATION IN THE AIRCR

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