# N412EH: 1980 Bell 412, registration cancelled 2007-08-10 - Type: Cancelled registration (FAA registry, deregistered aircraft) - Cancelled: August 10, 2007 - Exported to: Australia - Status when cancelled: Valid registration - Airframe: [Bell 412](https://openairdocs.org/model/bell-412) (registry code 1182202) - Engine: [Pratt & Whitney PT6 series](https://openairdocs.org/engine/pratt-whitney-pt6-series) (registry code 52033) - Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW) (OpenAirDocs) - Serial number: 33001 - Year built: 1980 - Type of aircraft: Rotorcraft - Engine type: Turbo-prop - Airworthiness: Standard, transport - Airworthiness date: November 24, 1999 - Certificate issued: May 19, 2005 - Last registry action: May 19, 2005 - Mode S code: A4DBFA - Owner when cancelled: [Era Helicopters LLC](https://openairdocs.org/faa-owner/ERA%20HELICOPTERS%20LLC) - Location: [Lake Charles, LA](https://openairdocs.org/faa-place/LA/Lake%20Charles) - Owner type: Corporation - Owner's area on the map: 30.2266° N, 93.2174° W: Placed by OpenAirDocs: center of Lake Charles, LA, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based - The mark today: https://openairdocs.org/aircraft/N412EH - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=412EH - Page: https://openairdocs.org/deregistered/N412EH-2007-08-10 From the FAA registry file of November 3, 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 412: https://openairdocs.org/model/bell-412.md ## Service difficulty reports (15) Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR ERAA097498](https://openairdocs.org/sdr/ERAA097498), Sep 16, 2004: G SWITCH. INTERMITTENT. G SWITCH IS TOO SENSITIVE AND IT WORKS INTERMITTENTLY SUB ASSEMBLY AND TOP COVER CRACKED/BROKEN. REPLACED SUB ASSEMBLY AND TOP COVE, G SWITCH. REPLACED AS PART - [SDR ERAA094442](https://openairdocs.org/sdr/ERAA094442), Feb 20, 2004: COVER. LEAKING. FLOAT BAG HAS PIN HOLES ALL OVER AFT COMPARTMENT ACTION TAKEN: SENT TO OFFSHORE HELICOPTERS. FLOAT WAS REPAIRED IAW OHSS 100-1 AND C/W INOPERATIVE IAW 412-01-2. - [SDR ERAA082945](https://openairdocs.org/sdr/ERAA082945), Jan 6, 2003: SWASHPLATE. WORN. SWASHPLATE HAS WORN GIMBAL RING AND S/P LINK BEARINGS. ALSO TWO TRUNNIONS WORN, DISASSEMBLED TO FACILITATE GIMBAL BEARING REPLACEMENT. REPLACED GIMBAL RING BEAR - [SDR ERAA082699](https://openairdocs.org/sdr/ERAA082699), Nov 14, 2002: SPINDLE. DEBONDED. SPINDLE BEARING IS DEBONDED. MATCHED UP WITH PITCH HORN. BEARING TOTALLY SEPERATED FROM SPINDLE. DUE TO TT OF SPINDLE, SPINDLE WILL BE STORED, NOT ECONOMICAL TO - [SDR ERAA081149](https://openairdocs.org/sdr/ERAA081149), Sep 25, 2002: BLADE. CRACKED. CRACK TOP SIDE ABRASION STRIP INBOARD OF MIDSCRAP JOINT. INSPECTED, PERFORMED 2500 HOUR INSPECTIONS; TRIMMED REFLEX DOUBLER, REPLACED INBOARD AND CENTER TRIM TA - [SDR ERAA077896](https://openairdocs.org/sdr/ERAA077896), Jan 17, 2002: IMPELLER. BENT. IMPELLER BLADES ON OIL COOLER - [SDR ERAA077889](https://openairdocs.org/sdr/ERAA077889), Jan 7, 2002: SEAL. LEAKING. ENGINE HAS 2013.9 HRS SINCE OVERHAUL BY PRATT & WHITNEY. REMOVED FROM AIRCRAFT DUE TO HIGH OIL CONSUMPTION. USED 5QTS OF OIL IN 10.8 HRS; SUSPECTED COMP SEAL LE - [SDR ERAA076683](https://openairdocs.org/sdr/ERAA076683), Oct 12, 2001: CROSSTUBE. CORRODED. AFT CROSSTUBE IS CORRODED. ACTION TAKEN: PART WAS SCRAPPED. - [SDR ERAA076667](https://openairdocs.org/sdr/ERAA076667), Oct 9, 2001: INDICATOR. CORRODED. PART IS CORRODED. CONNECTOR CORRODED, PIN MISSING, DIRTY INSIDE AND ALSO OUT OF CALIBRATION. ACTION TAKEN: OVERHAULED, REPAIRED LEAKS, TREATED METAL, CALIBRATED - [SDR ERAA076650](https://openairdocs.org/sdr/ERAA076650), Sep 28, 2001: AIR FILTER. DEBONDED. PART IS DEBONDED. INSTALLED ON NR 2 ENGINE BUT FILTER FELL APART. THIS INFO FOR FAA SDR. FILTERS PURCHASED FROM PUR-FLOW MFG. - [SDR ERAA076649](https://openairdocs.org/sdr/ERAA076649), Sep 28, 2001: AIR FILTER. DEBONDED. PART IS DEBONDED. INSTALLED ON NR 1 AND NR 2 ENGINE BUT BOTH FILTERS DEBONDED AND FELL APART IMMEDIATIATELY. - [SDR ERAA076643](https://openairdocs.org/sdr/ERAA076643), Sep 21, 2001: AIR FILTER. DEBONDED. PART IS DEBONDED. THIS PARTICULAR AIR FILTER HAD 106.0 HRS BUT HAVE TRIED SEVERAL OTHERS AND IMMEDIATELY AIR FILTERS BEGAN TO BREAK DOWN AND DEBOND. - [SDR ERAA074613](https://openairdocs.org/sdr/ERAA074613), Jun 12, 2001: CONVERTER. MALFUNCTIONED. NEW CONVERTER REC'D FROM ANCHORAGE ORDERED FROM BENZ AIRBORNE. UNIT WILL NOT ADJUST LOW ENOUGH. ONLY HAS 15.5 HRS SINCE NEW. RETURNING TO BENZ ON ERA REPAIR ORD - [SDR ERAA96249](https://openairdocs.org/sdr/ERAA96249), Jun 18, 1996: BEARING. WORN. BEARINGS ARE WORN BEYOND LIMITS. - [SDR ERAA96240](https://openairdocs.org/sdr/ERAA96240), May 16, 1996: BEARING. EXCESS PLAY. BEARINGS HAVE EXCESS RADIAL AND AXIAL PLAY. ## Other aircraft with N412EH - [Cancelled 2011-11-03](https://openairdocs.org/deregistered/N412EH-2011-11-03): Bell Helicopter Textron Canada 407, S/N 54039, built 2010. Owner: [Department Of Defense](https://openairdocs.org/faa-owner/DEPARTMENT%20OF%20DEFENSE), [Phoenix Base, AE](https://openairdocs.org/faa-place/AE/Phoenix%20Base) --- 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.