# N537AL: 1997 Bell 407, registration cancelled 2011-12-16 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: December 16, 2011 - Exported to: Indonesia - Status when cancelled: Valid registration - Airframe: [Bell 407](https://openairdocs.org/model/bell-407) (registry code 1182206) - Engine: [Allison 250-C47 series](https://openairdocs.org/engine/allison-250-c47-series) (registry code 03029) - Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW), [TCDS E1GL](https://openairdocs.org/tcds/E1GL) (OpenAirDocs) - Serial number: 53230 - Year built: 1997 - Type of aircraft: Rotorcraft - Engine type: Turbo-shaft - Airworthiness: Standard, normal - Airworthiness date: December 13, 1997 - Certificate issued: September 27, 2011 - Last registry action: November 29, 2011 - Mode S code: A6CA79 - Owner when cancelled: [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE) - Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City) - Owner type: Corporation - Owner's area on the map: 40.7558° N, 111.8843° W: Placed by OpenAirDocs at the center of ZIP code 84111, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N537AL - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=537AL - Page: https://openairdocs.org/deregistered/N537AL-2011-12-16 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 Bell 407: https://openairdocs.org/model/bell-407.md ## Service difficulty reports (24) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR ALGA4417591710](https://openairdocs.org/sdr/ALGA4417591710), Sep 17, 2010: FLANGE. CRACKED. FOUND CRACKING OF FWD FLANGE BEYOND REPAIRABLE LIMITS. - [SDR ALG2005F00113](https://openairdocs.org/sdr/ALG2005F00113), Nov 15, 2005: WINDOW. SEPARATED. ON APPROACH TO LANDING, RT PASSENGER SLIDING WINDOW SEPARATED FROM THE AIRCRAFT. SECOND OCCURRENCE WITH SAME AC WITHIN A WEEK. REPLACED DOOR WITH SERVICEABLE DO - [SDR ALG2005F00061](https://openairdocs.org/sdr/ALG2005F00061), Aug 25, 2005: SPRING. FAILED. AIRCRAFT DEVELOPED A VERTICAL VIBRATION IN FLIGHT. NOTIFIED MAINTENANCE. FRAHM DAMPER SPRING HAD FAILED. REMOVED AND INSTALLED FOUR NEW FRAHM DAMPER SPRINGS IAW - [SDR ALG2004F00064](https://openairdocs.org/sdr/ALG2004F00064), Sep 8, 2004: SHOULDER BELT. ODOR. AFTER DEPARTING LFT WITH MMS DIRECT TO SM58 PASSENGER IN BACK RT SEAT FORWARD FACING COMPLAINED OF (STRONG FUEL ODOR) TO THE POINT OF ASKING FOR AIR SICK BAG. D - [SDR 2004F00375](https://openairdocs.org/sdr/2004F00375), Jun 22, 2004: ODOR. DETECTED. IN FLIGHT, DURING FLIGHT OUT TO EI 296 A PAX COMPLAINED OF FUEL ODOR IN THE CABIN. INSPECTED ENGINE AT 100 PERCENT NR, FLEW AIRCRAFT NOTED NO PRESENCE OF FUEL O - [SDR ALG2004F00020](https://openairdocs.org/sdr/ALG2004F00020), Apr 20, 2004: HMU. UNSERVICEABLE. FUEL FUMES WERE NOTED IN THE AFT RT PORTION OF THE PASSENGER COMPARTMENT. NOTED TO BE STRONG, SO DIVERTED TO HAVE IT CHECKED. MAINTENANCE REMOVED HAD BIN AND FU - [SDR ALGA094182](https://openairdocs.org/sdr/ALGA094182), Apr 15, 2004: GEAR. SPALLED. GEAR HAS HEAVY SPALLING. REMOVED AND REPLACED W/SERVICEABLE PART. - [SDR ALGA094181](https://openairdocs.org/sdr/ALGA094181), Apr 15, 2004: GEAR. SPALLED. GEAR HAS HEAVY SPALLING. REMOVED AND REPLACED W/SERVICEABLE PART. - [SDR ALG2003F00091](https://openairdocs.org/sdr/ALG2003F00091), Aug 23, 2003: INDICATOR. MALFUNCTIONED. IN CRUISE FLIGHT, EXCEDENCE ON MGT WITH CHECK INSTRUMENT LIGHT DURING CRUISE WITH INSTRUMENT INDICATOR IN THE GREEN (704 TO 714). THE MECHANIC CHECKED COMPUTER - [SDR ALG2002F00061](https://openairdocs.org/sdr/ALG2002F00061), Jul 2, 2002: CAP. CORRODED. DURING DISASSEMBLY FOR 2500 HOUR OVERHAUL. EXCESSIVE CORROSION ON LOWER FLANGE MATING SURFACE OF SWASHPLATE. - [SDR ALG2002F00032](https://openairdocs.org/sdr/ALG2002F00032), Mar 25, 2002: GEAR. DAMAGED. UPON INSPECTION OF PARTS, FOUND ROUGH GEAR TEETH EDGES AT RADIUS, CAUSING DMAGE TO MATING GEAR TEETH. THIS IS DUE TO IMPROPER MACHING AT RADIUS. - [SDR ALG2002F00031](https://openairdocs.org/sdr/ALG2002F00031), Mar 24, 2002: PINION GEAR. SPALLED. UPON INSPECTION OF PART. SPALLING AND GALLING GEAR TEETH DUE TO ROUGH EDGES ON T/M GEAR TEETH. (PN 6893673 SN NN144757) TT 1878.2. - [SDR ALG2002F00055](https://openairdocs.org/sdr/ALG2002F00055), Mar 16, 2002: BELLCRANK. DAMAGED. DURING SERVICE CHECK, NAS BOLT BORE ELONGATED ON SINGLE EAR OF BELLCRANK. MODIFY WITH STEEL TOP-HAT BUSHING. - [SDR 2001F00606](https://openairdocs.org/sdr/2001F00606), Aug 22, 2001: DISC PACK. CRACKED. DAILY INSPECTION, COUPLING IS CRACKED, PROBABLE CAUSE IS EXCESSIVE RIGIDITY IN THE BEARING MOUNT SYSTEM. ALLOW TAILROTOR DRIVESHAFT TO FLOAT SO DISC PACKS DO NO - [SDR 20001025SH017](https://openairdocs.org/sdr/20001025SH017), Jul 27, 2000: PINION GEAR. FAILED. DISASSEMBLED GEARBOX DUE TO METAL IN OIL. CLEANED AND INSPECTED, FOUND EXCESSIVE GALLING ON PINION GEAR AND T/M GEAR TEETH. PINION GEAR HAD EXCESSIVE GALLING ON - [SDR 99ZZZX4600](https://openairdocs.org/sdr/99ZZZX4600), Sep 30, 1999: DISC PACK. CRACKED. DURING 25-HOUR AD INSPECTION, NR 3 DISC PACK CRACKED AT FORWARD DISC. IT IS CRACKED IN ONLY ONE LOCATION. - [SDR 99ZZZX414](https://openairdocs.org/sdr/99ZZZX414), Dec 23, 1998: BOLT. STRETCHED. UPON DISASSEMBLY OF ENGINE FOR METAL, CHECKED BOLT TIGHTNESS BY MOVING COVER AND BODY ASSY. ACTUAL TORQUE ON BOLTS WAS ONLY 15 INCHES/POUNDS. THREE EACH BLEED V - [SDR 99ZZZX416](https://openairdocs.org/sdr/99ZZZX416), Dec 22, 1998: LINE. CLOGGED. UPON DISASSEMBLY OF GEARBOX, FOUND EXCESSIVE AMOUNTS OF SPLIT LINE SEALANT ON SPLIT LINE. NOTE: BEFORE DISASSEMBLY, FOUND ALOT OF SEALANT ALONG SPLIT LINE, OUTS - [SDR 99ZZZX408](https://openairdocs.org/sdr/99ZZZX408), Dec 22, 1998: BEARING. GALLED. UPON INSPECTION OF BEARING (AFT) PTO GEAR FOUND WITH EXCESSIVE GALLING ON ONE BALL BEARING. SUBMITTER STATED POSSIBLE CAUSE FOR BEARING GALLING UNKNOWN. - [SDR 99ZZZX415](https://openairdocs.org/sdr/99ZZZX415), Dec 18, 1998: GEAR. GALLED. ENGINE WAS REMOVED FOR METAL CHIPS ON UPPER AND LOWER CHIP PLUGS. UPON INSPECTION OF GEARBOX PARTS, FOUND PINION GEAR GALLING AND TORQUE METER GEAR SPALLING. NO - [SDR 99ZZZX411](https://openairdocs.org/sdr/99ZZZX411), Dec 11, 1998: JOURNAL. MAKING METAL. UPON DISASSEMBLY OF GEARBOX, TORQUE METER SUPPORT JOURNAL WAS FOUND TO HAVE MAGNESIUM SLIVERS IN JOURNAL BORE. UPON FINDING MAGNESIUM SLIVERS IN TORQUE METER JO - [SDR 99ZZZX42](https://openairdocs.org/sdr/99ZZZX42), Nov 26, 1998: SUPPORT. CRACKED. DURING DAILY INSPECTION, FOUND SLAT SUPPORT P/N 206-023-119-110 (LT SIDE, 2ND FROM INBD) CRACKED. REMOVED AND REPLACED CRACKED SUPPORT. - [SDR 98ZZZX3514](https://openairdocs.org/sdr/98ZZZX3514), Aug 6, 1998: BOLT. LOOSE. ON PHASE INSPECTION FOUND 3 OF THE 4 VERTICAL FIN MOUNTING BOLTS LOST TORQUE. - [SDR 98ZZZX3513](https://openairdocs.org/sdr/98ZZZX3513), Aug 6, 1998: BOLT. LOOSE. ON PHASE INSPECTION FOUND 3 OF THE 4 VERTICAL FIN MOUNTING BOLTS LOST TORQUE. ## Other aircraft with N537AL - [Registered now](https://openairdocs.org/aircraft/N537AL): Zipline International P2 ZIP, S/N 18736P22516 --- 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.