# N496PH: 1999 Bell 407 - Status: Valid registration - Airframe: [Bell 407](https://openairdocs.org/model/bell-407) (registry code 1182206, 7 seats) - 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) (Bell Textron Canada Limited), [TCDS E1GL](https://openairdocs.org/tcds/E1GL) (Rolls-Royce Corporation) (OpenAirDocs) - Serial number: 53398 - Year built: 1999 - Type: Rotorcraft - Engine type: Turbo-shaft - Airworthiness: Standard, normal - Airworthiness date: December 21, 1999 - Certificate issued: September 5, 2019 - Expires: September 30, 2029 - Mode S code: A627AF - Registered owner: [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC) - Location: [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette) - Owner type: LLC - Owner's area on the map: 30.1552° N, 92.0282° W: Placed by OpenAirDocs at the center of ZIP code 70508, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=496PH - Page: https://openairdocs.org/aircraft/N496PH From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every Allison 250-C47 model are included. ## ADs that may apply (OpenAirDocs): 49 in force ### Matched by airframe (Bell 407) - [AD 2026-14-07](https://openairdocs.org/ad/2026-14-07): Main rotor control · Bell Textron Canada 407. Effective Aug 21, 2026 - [AD 2026-10-04](https://openairdocs.org/ad/2026-10-04): Electrical connectors · Bell Textron Canada 407. Effective Jun 25, 2026 - [AD 2025-13-01](https://openairdocs.org/ad/2025-13-01): Main Rotor Blades · Bell Textron Canada 407 and 427. Effective Jul 8, 2025 - [AD 2024-20-07](https://openairdocs.org/ad/2024-20-07): Emergency Equipment; Emergency Flotation Section · Apical Emergency Float Kit, P/N 20498 (STC SR00780LA or 12 others). Effective Dec 5, 2024 - [AD 2024-10-12](https://openairdocs.org/ad/2024-10-12): Fuel system wiring · Bell Textron Canada 407. Effective Aug 22, 2024 - [AD 2023-17-51](https://openairdocs.org/ad/2023-17-51): Tail Rotor Blades · Bell Textron Canada 407. Effective Sep 21, 2023 - [AD 2023-11-07](https://openairdocs.org/ad/2023-11-07): Ground Proximity System · Airbus Helicopters 47, 206, 210 and 237 more. Effective Jun 22, 2023 - [AD 2022-27-08](https://openairdocs.org/ad/2022-27-08): Rotorcraft Tail Boom · Bell Textron Canada 407. Effective Jan 12, 2023 - [AD 2022-23-02](https://openairdocs.org/ad/2022-23-02): Fuselage Structure · Bell Textron Canada 407. Effective Jan 3, 2023 - [AD 2021-19-01](https://openairdocs.org/ad/2021-19-01): Cabin Equipment/Furnishings · Shoulder harness restraint system (Bell Helicopter Textron STC SH2073SO or SH2751SO). Effective Oct 13, 2021 - [AD 2019-08-10](https://openairdocs.org/ad/2019-08-10): Main Rotor Drive System · Bell Helicopter Textron Canada 206A, 206B, 206L and 4 more. Effective Jun 24, 2019 - [AD 2018-25-17](https://openairdocs.org/ad/2018-25-17): Air Conditioning System Wiring · Airbus Helicopters 206A, 206B, 206L and 13 more. Effective Jan 22, 2019 - [AD 2018-10-06](https://openairdocs.org/ad/2018-10-06): Tail Rotor Drive Shaft · Bell Helicopter Textron Canada 407. Effective Jun 25, 2018 - [AD 2015-17-02](https://openairdocs.org/ad/2015-17-02): Main Rotor Drive System · Bell Helicopter Textron Canada 206L-4, 407, 427 and 1 more. Effective Sep 24, 2015 - [AD 2015-05-04](https://openairdocs.org/ad/2015-05-04): Fuselage Main, Longeron/Stringer · Bell Helicopter Textron Canada 407. Effective Apr 20, 2015 - [AD 2013-22-21](https://openairdocs.org/ad/2013-22-21): Emergency Flotation Section · Apical Industries, Inc. Emergency Float Kits (Dart Aerospace ULC STC SR01535LA). Effective Dec 13, 2013 - [AD 2013-22-01](https://openairdocs.org/ad/2013-22-01): Main Rotor Drive System · Bell Helicopter Textron Canada 206L-4 and 407. Effective Dec 5, 2013 - [AD 2013-20-05](https://openairdocs.org/ad/2013-20-05): Turbine Section · Bell Helicopter Textron Canada 407. Effective Dec 5, 2013 - [AD 2013-18-06](https://openairdocs.org/ad/2013-18-06): Main Rotor Control · Bell Helicopter Textron Canada 206A, 206B, 206L and 10 more. Effective Oct 17, 2013 - [AD 2012-18-09](https://openairdocs.org/ad/2012-18-09): Rotorcraft tailboom · Bell Helicopter Textron Canada 407. Effective Oct 22, 2012 - [AD 2012-14-07](https://openairdocs.org/ad/2012-14-07): Rotorcraft Servo System · Bell Helicopter Textron Canada 407 and 427. Effective Aug 3, 2012 - [AD 2011-25-01](https://openairdocs.org/ad/2011-25-01): Liferafts · Agusta AB412, AB412 EP, 206A and 23 more. Effective Jan 17, 2012 - [AD 2010-26-51](https://openairdocs.org/ad/2010-26-51): Tail rotor blade · Bell Helicopter Textron Canada 206A, 206B, 206L and 10 more. Effective Mar 25, 2011 - [AD 2009-25-08](https://openairdocs.org/ad/2009-25-08): Hydraulic pump driveshaft assembly · Bell Helicopter Textron Canada 407 and 427. Effective Dec 28, 2009 - [AD 2009-22-11](https://openairdocs.org/ad/2009-22-11): Swashplate link assembly bearing · Bell Helicopter Textron Canada 407 and 427. Effective Nov 16, 2009 - [AD 2009-07-52](https://openairdocs.org/ad/2009-07-52): Cyclic control lever assembly · Bell Helicopter Textron Canada 206A, 206A-1 (OH-58A), 206B and 7 more. Effective May 1, 2009 - [AD 2008-14-06](https://openairdocs.org/ad/2008-14-06): Horizontal stabilizers · Bell Helicopter Textron Canada 206L, 206L-1, 206L-3 and 2 more. Effective Aug 14, 2008 - [AD 2004-10-07](https://openairdocs.org/ad/2004-10-07): Oil cooler blower bearings · Bell Helicopter Textron Canada 407. Effective Jun 4, 2004 - [AD 2003-05-11](https://openairdocs.org/ad/2003-05-11): Swashplate outer ring · Bell Helicopter Textron Canada 407. Effective Apr 2, 2003 - [AD 2003-02-06](https://openairdocs.org/ad/2003-02-06): Tailboom gearbox support castings · Bell Helicopter Textron Canada 407. Effective Feb 10, 2003 - [AD 2002-22-10](https://openairdocs.org/ad/2002-22-10): Horizontal stabilizer slat (slat) · Bell Helicopter Textron Canada 407. Effective Nov 21, 2002 - [AD 2002-20-05](https://openairdocs.org/ad/2002-20-05): Rescue hoists · Agusta A109, A109A, A109A II and 31 more. Effective Nov 7, 2002 - [AD 2002-17-03](https://openairdocs.org/ad/2002-17-03): Fuel Filler Cap · Bell Helicopter Textron Canada 407. Effective Sep 20, 2002 - [AD 2002-11-09](https://openairdocs.org/ad/2002-11-09): Forward Bearing Hanger Bracket · Bell Helicopter Textron Canada 407. Effective Jul 16, 2002 - [AD 2001-13-02](https://openairdocs.org/ad/2001-13-02): Cockpit Warning Horns · Bell Helicopter Textron Canada 407. Effective Aug 1, 2001 - [AD 2001-01-52 R1](https://openairdocs.org/ad/2001-01-52-R1): Tail Rotor Blades · Bell Helicopter Textron Canada 407. Effective Jul 25, 2001 - [AD 2000-14-16](https://openairdocs.org/ad/2000-14-16): Tail Rotor System · Bell Helicopter Textron Canada 407. Effective Aug 29, 2000 - [AD 2000-04-25](https://openairdocs.org/ad/2000-04-25): Door Latch Assembly · Bell Helicopter Textron Canada 407. Effective Apr 12, 2000 - [AD 2000-04-20](https://openairdocs.org/ad/2000-04-20): Hydraulic Relief Valve · Bell Helicopter Textron Canada 407. Effective Apr 5, 2000 - [AD 99-22-13](https://openairdocs.org/ad/99-22-13): Fin Assembly For Reduced Skin Thickness Inspection · Bell Helicopter Textron Canada 407. Effective Dec 2, 1999 - [AD 98-19-13](https://openairdocs.org/ad/98-19-13): Driveshaft · Bell Helicopter Textron Canada 407. Effective Jan 27, 1999 - [AD 98-25-02](https://openairdocs.org/ad/98-25-02): Top-mounted Antenna · Bell Helicopter Textron Canada 407, 172, 172A and 243 more. Effective Dec 22, 1998 - [AD 98-12-22](https://openairdocs.org/ad/98-12-22): Tail Rotor Drive System Bearing Supports · Bell Helicopter Textron Canada 407. Effective Jul 15, 1998 - [AD 97-24-17](https://openairdocs.org/ad/97-24-17): Tail Rotor Drive Coupling Disc Pack · Bell Helicopter Textron Canada 407. Effective Apr 16, 1998 ### Matched by engine (Allison 250-C47 series) - [AD 2006-20-07](https://openairdocs.org/ad/2006-20-07): Adds an additional life limit for third- and fourth-stage turbine wheels · Rolls-Royce 250-C30, 250-C30G, 250-C30G/2 and 11 more. Effective Nov 2, 2006 - [AD 2006-16-04](https://openairdocs.org/ad/2006-16-04): Inspection of the fuel nozzle screen · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Sep 7, 2006 - [AD 2004-24-04](https://openairdocs.org/ad/2004-24-04): Hydromechanical unit (HMU) Power Lever Angle (PLA) potentiometer · Rolls-Royce 250-C30R/3, 250-C30R/3M, 250-C47B and 1 more. Effective Jan 3, 2005 - [AD 98-10-03](https://openairdocs.org/ad/98-10-03): Hydromechanical Unit · Rolls-Royce 250-C47B. Effective May 26, 1998 - [AD 82-24-05](https://openairdocs.org/ad/82-24-05): Control Assembly and Power Turbine Governor Assembly · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Nov 26, 1982 ### Historical (superseded or no longer in force) - [AD 2021-23-13](https://openairdocs.org/ad/2021-23-13) (historical): Ground Proximity System · Airbus Helicopters K-225, K-190A, K-240 and 237 more. Effective Dec 9, 2021 - [AD 2014-04-07](https://openairdocs.org/ad/2014-04-07) (historical): Rotorcraft Tail Boom and Middle Section · Bell Helicopter Textron Canada 407. Effective Jul 28, 2014 - [AD 2013-12-07](https://openairdocs.org/ad/2013-12-07) (historical): Rotorcraft tailboom · Bell Helicopter Textron Canada 407. Effective Aug 1, 2013 - [AD 2011-15-51](https://openairdocs.org/ad/2011-15-51) (historical): Hydraulic servo actuators · Bell Helicopter Textron Canada 407 and 427. Effective Nov 14, 2011 - [AD 2009-08-03](https://openairdocs.org/ad/2009-08-03) (historical): Tail rotor blade (blade) · Bell Helicopter Textron 206A, 206B, 206L and 10 more. Effective Apr 24, 2009 - [AD 2009-07-51](https://openairdocs.org/ad/2009-07-51) (historical): Lever assembly bearing · Bell Helicopter Textron 206A, 206A-1 (OH-58A), 206B and 7 more - [AD 2007-19-52](https://openairdocs.org/ad/2007-19-52) (historical): Tail rotor blade (blade) · Bell Helicopter Textron 206A, 206B, 206L and 10 more. Effective Dec 5, 2007 - [AD 2005-03-07](https://openairdocs.org/ad/2005-03-07) (historical): Crosstube assembly · Bell Helicopter Textron Canada 407. Effective Mar 17, 2005 - [AD 2003-05-03](https://openairdocs.org/ad/2003-05-03) (historical): Tailboom · Bell Helicopter Textron Canada 407. Effective Apr 17, 2003 - [AD 2002-23-51](https://openairdocs.org/ad/2002-23-51) (historical): Swashplate drive link cup washers · Bell Helicopter Textron 407 - [AD 2002-06-52](https://openairdocs.org/ad/2002-06-52) (historical): Oil Cooler Blower Bearings · Bell Helicopter Textron 407. Effective May 2, 2002 - [AD 2001-13-51](https://openairdocs.org/ad/2001-13-51) (historical): Driveshafts · Bell Helicopter Textron Canada 206L-4, 407 and 427. Effective Oct 9, 2001 - [AD 2001-01-52](https://openairdocs.org/ad/2001-01-52) (historical): Airspeed · Bell Helicopter Textron 407. Effective Feb 21, 2001 - [AD 2000-20-18](https://openairdocs.org/ad/2000-20-18) (historical): Horizontal Stabilizer Slat · Bell Helicopter Textron 407. Effective Nov 22, 2000 - [AD 2000-06-10](https://openairdocs.org/ad/2000-06-10) (historical): Tail Boom · Bell Helicopter Textron 407. Effective Apr 14, 2000 - [AD 2000-02-12](https://openairdocs.org/ad/2000-02-12) (historical): Engine Oil Cooler Blower Shaft Bearings · Bell Helicopter Textron 407. Effective Mar 3, 2000 - [AD 99-23-18](https://openairdocs.org/ad/99-23-18) (historical): Revised Life Limit · Bell Helicopter Textron Canada 407. Effective Nov 30, 1999 - [AD 99-06-15](https://openairdocs.org/ad/99-06-15) (historical): Tail Rotor Blades · Bell Helicopter Textron 407. Effective Apr 22, 1999 - [AD 96-21-12 PL](https://openairdocs.org/ad/96-21-12-PL) (historical): Placard -- Inflight Engine Shut-downs · Bell Helicopter Textron 407 - [AD 2004-24-09](https://openairdocs.org/ad/2004-24-09) (historical): Fuel nozzle · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 40 more. Effective Jan 5, 2005 - [AD 2003-13-10](https://openairdocs.org/ad/2003-13-10) (historical): Hydromechanical unit (HMU) power lever angle (PLA) · 250-C30R/3, 250-C30R/3M, 250-C47B and 1 more. Effective Jul 15, 2003 - [AD 97-21-09](https://openairdocs.org/ad/97-21-09) (historical): Engine Main Electrical Harness Assembly · 250-C47B. Effective Dec 3, 1997 - [AD 96-24-09](https://openairdocs.org/ad/96-24-09) (historical): Engine Main Electrical Harness Assembly · 250-C47B. Effective Nov 25, 1996 ## Information bulletins (advisory) (8 in force) - [SAIB SW-15-20](https://openairdocs.org/saib/SW-15-20): Air Conditioning System Wiring. Issued Aug 13, 2015 - [SAIB SW-12-45](https://openairdocs.org/saib/SW-12-45): Garmin Model 400W/500W Series GPS-WAAS Navigation System. Issued Oct 3, 2012 - [SAIB SW-10-42R1](https://openairdocs.org/saib/SW-10-42R1): Emergency Float Kits. Issued Aug 11, 2010 - [SAIB SW-08-42](https://openairdocs.org/saib/SW-08-42): Emergency Float with Liferaft Kits (kits). Issued Aug 27, 2008 - [SAIB SW-05-70](https://openairdocs.org/saib/SW-05-70): . Issued Jul 21, 2005 - [SAIB SW-04-92](https://openairdocs.org/saib/SW-04-92): . Issued Sep 30, 2004 - [SAIB NE-06-52](https://openairdocs.org/saib/NE-06-52): . Issued Jul 6, 2006 - [SAIB NE-06-12R1](https://openairdocs.org/saib/NE-06-12R1): . Issued Jan 13, 2006 - [SAIB SW-10-42](https://openairdocs.org/saib/SW-10-42) (historical): Emergency Float Kits. Issued Aug 5, 2010 - [SAIB NE-06-12](https://openairdocs.org/saib/NE-06-12) (historical): . Issued Dec 2, 2005 ## NTSB investigations None matched to N496PH. ## 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. - [Incident 20191110018459I](https://openairdocs.org/incident/20191110018459I), Nov 10, 2019: Bell 407 (N496PH), Fourchon, LA, Minor damage. During approach to SS218B, pilot was late in arresting the apparent rate of closure prior to touchdown, resulting in a harder than normal touchdown. Pilot… ## Service difficulty reports (91, newest 50) As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR HEER201808109107](https://openairdocs.org/sdr/HEER201808109107), Aug 9, 2018: SKIN. CORRODED. FORWARD LOWER SHELL OUTER CORNER SKIN WAS FOUND TO BE CORRODED. LEFT SIDE FORWARD EDGE, NEAR SIDE BODY FAIRING AND LOWER WINDOW INSTALLATIONS. OPEN - [SDR HEER20160713822](https://openairdocs.org/sdr/HEER20160713822), Jul 13, 2016: BEARING. SPALLED. ENGINE REMOVED 7-2-16 FOR TURBINE O/H AND 2000 HR INSPECTION. NR 5 BEARING EXHIBITS SPALLING AT OUTER RACE SPLIT. REPLACED NR 5 BEARING. - [SDR HEER20160406364](https://openairdocs.org/sdr/HEER20160406364), Apr 6, 2016: BEARING. SPALLED. ENGINE REMOVED 3-5-16 DUE TO IMPELLER RETIREMENT. NR 5 BEARING EXHIBITS SPALLING AT OUTER RACE SPLIT. REPLACED NR 5 BEARING. - [SDR HEER20150827679](https://openairdocs.org/sdr/HEER20150827679), Aug 27, 2015: BEARING. SPALLED. ENGINE REMOVED 8-9-15 DUE TO TURBINE OVERHAUL. NR 5 BEARING EXHIBITS PROBABLE SPALLING AT OUTER RACE SPLIT. REPLACED WITH SERVICEABLE BEARING. - [SDR HEER20150819592](https://openairdocs.org/sdr/HEER20150819592), Aug 19, 2015: CASE. LEAKING. ENGINE REMOVED 8-9-15 FOR TURBINE O/H. OUTER COMBUSTION CASE LEAKING AT ARMPITS WHEN PRESSURE TESTED. REPLACED WITH NEW COMBUSTION CASE. - [SDR HEER20141020172](https://openairdocs.org/sdr/HEER20141020172), Oct 20, 2014: BEARING. SPALLED. ENGINE REMOVED ON 10-9-14 DUE TO METAL IN OIL. NR 5 BEARING EXHIBITS HEAVY SPALLING ON NR 5 BEARING BALLS. PART RETURNED TO MFG FOR FURTHER EVALUATION. - [SDR HEEA20120906722](https://openairdocs.org/sdr/HEEA20120906722), Sep 6, 2012: BEARING. SPALLED. ENGINE REMOVED DUE TO IMPELLER RETIREMENT. NR 5 BEARING SPALLING IN OUTER RACE AT SPLIT. REPLACED WITH NEW NR 5 BEARING. - [SDR HEEA2012042933771](https://openairdocs.org/sdr/HEEA2012042933771), Apr 29, 2012: BEARING. SPALLED. TURBINE REMOVED TO INSPECT FOR METAL IN OIL. ON INSPECTION OF NR 5 BEARING, FOUND SPALLING AT OUTER RACE SPLIT. SCRAP PART AND REPLACE WITH NEW. - [SDR HEEA092745](https://openairdocs.org/sdr/HEEA092745), Jan 25, 2004: GEARBOX. CORRODED. REMOVED DUE TO EXCESSIVE CORROSION ON MAIN HOUSING IN AREA AROUND CHIP PLUG, AIR BREATHER VENT AND AT HOLES WHERE SAFETY WIRE IS ATTACHED TO HOUSING. GEARBOX WA - [SDR HEEA088925](https://openairdocs.org/sdr/HEEA088925), Jul 28, 2003: WINDSHIELD. SCRATCHED. WINDSHIELD SCRATCHED. - [SDR HEEA088924](https://openairdocs.org/sdr/HEEA088924), Jul 28, 2003: WINDSHIELD. SCRATCHED. WINDSHIELD SCRATCHED. - [SDR HEEA088022](https://openairdocs.org/sdr/HEEA088022), Jun 26, 2003: WINDOW. CRACKED. LT AFT DOOR WINDOW CRACKED. REPLACED WITH SERVICEABLE PART. - [SDR HEEA087827](https://openairdocs.org/sdr/HEEA087827), Jun 18, 2003: TRANSPONDER. FAILED. ATC TRANSPONDER FAILS; LOW POWER. REPLACED WITH SERVICEABLE PART. - [SDR HEEA087452](https://openairdocs.org/sdr/HEEA087452), Jun 12, 2003: KNOB. SEPARATED. ADI INDICATOR CAGING KNOB CAME OFF. REPAIRED. - [SDR HEEA087451](https://openairdocs.org/sdr/HEEA087451), Jun 12, 2003: INDICATOR. INACCURATE. ATTITUDE INDICATOR, SHOWS LEFT BANK IN CRUISE FLIGHT. REPAIRED. - [SDR HEEA087441](https://openairdocs.org/sdr/HEEA087441), Jun 12, 2003: WIRE HARNESS. INOPERATIVE. FADEC DEGRADE LIGHT IN FLIGHT. TO BE SENT TO MFG FOR CREDIT. - [SDR HEEA087335](https://openairdocs.org/sdr/HEEA087335), Jun 11, 2003: DRIVE SHAFT. DAMAGED. TAIL ROTOR DRIVESHAFT SPLINE COATING GONE. REPLACED. - [SDR HEEA087275](https://openairdocs.org/sdr/HEEA087275), Jun 11, 2003: FILTER. BYPASSING. OIL FILTER INDICATOR POPPED. TO BE SENT TO MFG. - [SDR HEEA087006](https://openairdocs.org/sdr/HEEA087006), Jun 4, 2003: CONTROL HEAD. ERRATIC. FM CONTROL HEAD VOLUME CONTROL ERRATIC. FOUND VOLUME KNOB LOOSE ON SHAFT AND IS SPINNING DUE TO BEING CRACKED. REPLACED VOLUME KNOB. REPAIRED. BENCH CHECK GOOD. - [SDR HEEA086989](https://openairdocs.org/sdr/HEEA086989), Jun 3, 2003: BLEED VALVE. INOPERATIVE. BLEED VALVE PRODUCING HIGH MGT. REPLACED. - [SDR HEEA086956](https://openairdocs.org/sdr/HEEA086956), Jun 3, 2003: STARTER GEN. INOPERATIVE. STARTER GEN WILL NOT COME ON LINE. REPAIRED. - [SDR HEEA084383](https://openairdocs.org/sdr/HEEA084383), Feb 11, 2003: ANTENNA. CORRODED. VHF COMMUNICATIONS ANTENNA CORRODED. SCRAPPED. - [SDR HEEA084344](https://openairdocs.org/sdr/HEEA084344), Feb 11, 2003: INDICATOR. MALFUNCTIONED. TEMP FLUCTUATING TO FULL SCALE AND BACK WHILE ALSO HAVING SEVERAL SEGMENTS NOT ILLUMINATING. ANNUNCIATOR PANEL TEMP WARNING LIGHT DID NOT ILLUMINATE. - [SDR HEEA084324](https://openairdocs.org/sdr/HEEA084324), Feb 11, 2003: PRESSURE SWITCH. STICKING. FUEL CELL PRESSURE SWITCH STICKING. - [SDR HEEA084260](https://openairdocs.org/sdr/HEEA084260), Jan 20, 2003: SOLENOID VALVE. LEAKING. BOTTLE WILL NOT SERVICE UP FROM EMPTY. LEAKS PASS SEAT ON SOLENOID VALVE. - [SDR HEEA084258](https://openairdocs.org/sdr/HEEA084258), Jan 20, 2003: SOLENOID VALVE. FAILED. EMERGENCY FLOAT BOTTLE WILL NOT SERVICE UP FROM EMPTY. LEAKS PASS SEAT ON SOLENOID VALVE. - [SDR HEEA084229](https://openairdocs.org/sdr/HEEA084229), Jan 20, 2003: PANEL. CRACKED. INTERIOR PANEL CRACKED. - [SDR HEEA084222](https://openairdocs.org/sdr/HEEA084222), Jan 20, 2003: PANEL. CRACKED. INTERIOR PANEL CRACKED. - [SDR HEEA083934](https://openairdocs.org/sdr/HEEA083934), Jan 17, 2003: SPRING. BROKEN. MAIN ROTOR HEAD FRAHM ASSY HAS A BROKEN SPRING. - [SDR HEEA083882](https://openairdocs.org/sdr/HEEA083882), Jan 16, 2003: UNIVERSAL. WORN. MAIN ROTOR UNIVERSAL HAS BEARING WEAR. - [SDR HEEA083850](https://openairdocs.org/sdr/HEEA083850), Jan 16, 2003: BEARING. WORN. MAIN ROTOR HAS WORN BEARING ON ROD ASSY. - [SDR HEEA083817](https://openairdocs.org/sdr/HEEA083817), Jan 16, 2003: SWASHPLATE. LEAKING. MAIN ROTOR SWASHPLATE HAS GREASE IS LEAKING FROM UPPER SEAL. REPAIRED. - [SDR HEEA083800](https://openairdocs.org/sdr/HEEA083800), Jan 15, 2003: HYDROMECH UNIT. MALFUNCTIONED. HMU WILL NOT KEEP MAIN ROTOR FROM DROOPING. REPLACED WITH SERVICEABLE PART. - [SDR HEEA083769](https://openairdocs.org/sdr/HEEA083769), Jan 15, 2003: SEAL. LEAKING. ENGINE AND TRANSMISSION TRANSFERRING OIL. REPLACED FWD PTO SEAL WITH SERVICEABLE PART. - [SDR HEEA083768](https://openairdocs.org/sdr/HEEA083768), Jan 15, 2003: SEAL. LEAKING. ENGINE AND TRANSMISSION TRANSFERRING OIL. REPLACED WITH SERVICEABLE PART. - [SDR HEEA083733](https://openairdocs.org/sdr/HEEA083733), Jan 15, 2003: SEAL. LEAKING. FREEWHEEL UNIT SEAL AFT CAP LEAKING. - [SDR HEEA083673](https://openairdocs.org/sdr/HEEA083673), Jan 15, 2003: COVER. TORN. EMERGENCY FLOAT COVER TORN. - [SDR HEEA080189](https://openairdocs.org/sdr/HEEA080189), Jun 26, 2002: BRUSHES. WORN. STARTER GEN BRUSHES WORN. - [SDR HEEA080183](https://openairdocs.org/sdr/HEEA080183), Jun 26, 2002: COVER. TORN. EMERGENCY FLOAT COVER TORN. - [SDR HEEA080171](https://openairdocs.org/sdr/HEEA080171), Jun 26, 2002: SHAFT. BENT. THREADS STRIPPED AND SHAFT BENT. - [SDR HEEA080075](https://openairdocs.org/sdr/HEEA080075), Jun 11, 2002: INDICATOR. INOPERATIVE. DUAL TACH INDICATOR ROTOR NEEDLE DROPPED TO ZERO. - [SDR HEEA080011](https://openairdocs.org/sdr/HEEA080011), Jun 10, 2002: BLEED VALVE. FAILED. ENGINE HAS LOW POWER AND HIGH TOT. REPLACED WITH SERVICEABLE BLEED VALVE. - [SDR HEEA079166](https://openairdocs.org/sdr/HEEA079166), May 23, 2002: BEARING. UNSTAKED. MAIN ROTOR HEAD BEARING UNSTAKED. - [SDR HEEA079030](https://openairdocs.org/sdr/HEEA079030), May 15, 2002: BULB. INOPERATIVE. FADEC MANUAL SWITCH BULB INOPERATIVE. REPLACED WITH SERVICEABLE PART. - [SDR HEEA078837](https://openairdocs.org/sdr/HEEA078837), May 7, 2002: BEARING. WORN. UNIVERSAL HAS A WORN BEARING. - [SDR HEEA078409](https://openairdocs.org/sdr/HEEA078409), Mar 22, 2002: PANEL. CRACKED. PILOT DOOR TRIM PANEL CRACKED. SCRAPPED AND REPLACED WITH SERVICEABLE PART. - [SDR HEEA078392](https://openairdocs.org/sdr/HEEA078392), Mar 22, 2002: HMU. FAILED. WHEN SWITCH TO MANUAL MODE, ENGINE HAS HIGH ACCELERATION. REPLACED WITH SERVICEABLE PART. - [SDR HEEA078391](https://openairdocs.org/sdr/HEEA078391), Mar 22, 2002: HMU. FAILED. ELONGATED DRIVE PIN HOLE, FAILED 300 HOUR BACKLASH INSPECTION. REPLACED WITH SERVICEABLE PART. - [SDR HEEA078388](https://openairdocs.org/sdr/HEEA078388), Mar 22, 2002: IGNITER BOX. INTERMITTENT. IGNITER WORKS INTERMITTENTLY. REPLACED WITH SERVICEABLE PART. - [SDR HEEA078374](https://openairdocs.org/sdr/HEEA078374), Mar 22, 2002: BEARING. WORN. OIL COOLER BLOWER BEARING HAS EXCESSIVE PLAY. All 91: https://openairdocs.org/aircraft/N496PH/reports.md ## STCs that may be installed (OpenAirDocs) (327, first 50) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the airframe (Bell 407) - [STC SR00222DE](https://openairdocs.org/stc/SR00222DE): Installation of a vapor cycle air conditioning system. Air Comm Corporation - [STC SA800EA](https://openairdocs.org/stc/SA800EA): Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies. Whelen Aerospace Technologies - [STC SR00275DE](https://openairdocs.org/stc/SR00275DE): Installation of emergency medical interior system. Air Methods LLC - [STC SR00368SE](https://openairdocs.org/stc/SR00368SE): Installation of a color video camera on either the left, right or both horizontal stabilizers. Turbolyft USA Corporation - [STC SR00643SE](https://openairdocs.org/stc/SR00643SE): Installation of Geneva Aviation Video System. Turbolyft USA Corporation - [STC SR12375NY](https://openairdocs.org/stc/SR12375NY): Demonstration of Aircraft Equipment Configurations Tolerance to Transmitting Portable Electronic Devices (TPED) in Part 27 Aircraft in accordance with the FAA-approved Rotorcraft Equipment Compatibility List (RECL). Kilroy Aviation, LLC - [STC SR04464NY](https://openairdocs.org/stc/SR04464NY): Installation of the iPad Mount. Avio Design Group Inc - [STC SR00521SE](https://openairdocs.org/stc/SR00521SE): Installation of Geneva Aviation Audio System. AEM USA Inc - [STC SR02301SE](https://openairdocs.org/stc/SR02301SE): Installation of Geneva Aviation 28 - 14 VDC Power Converter. AEM USA Inc - [STC SR02445SE](https://openairdocs.org/stc/SR02445SE): Installation of P178 Failsafe Audio Mixer. AEM USA Inc - [STC SR12385IB](https://openairdocs.org/stc/SR12385IB): Utility Basket Kit Installation. Alpine Aerotech LP - [STC SR11898NY](https://openairdocs.org/stc/SR11898NY): Installation of Outerlink Corporation Air IP system. Sterling Helicopter - [STC SR00279DE](https://openairdocs.org/stc/SR00279DE): Installation of Dual Aeronautical Accessories Nightscanner Searchlights. Air Methods LLC - [STC SR12092IB](https://openairdocs.org/stc/SR12092IB): Manufacturing and Installation of Cargo Hold Nets. ICARUS AERO INC - [STC SR12037DE](https://openairdocs.org/stc/SR12037DE): Installation of a Camera Mount. Century Helicopters Inc - [STC SR04845NY](https://openairdocs.org/stc/SR04845NY): Installation of a Helifab East Equipment Mount. Helifab East LLC - [STC SR04842NY](https://openairdocs.org/stc/SR04842NY): Installation of RMCI Inc. Expandable Rotorcraft Diagnostic System (XRDS). Sterling Helicopter - [STC SR11869SE](https://openairdocs.org/stc/SR11869SE): Installation of Mechanical Specialties, LLC Human External Cargo (HEC) and non-HEC Hook System. Mechanical Specialties LLC - [STC SR04047NY](https://openairdocs.org/stc/SR04047NY): Installation of a GPMS Foresight MX Condition Monitoring System (CMS). GPMS International Inc - [STC SR00532SE](https://openairdocs.org/stc/SR00532SE): Installation of Certified Technology quick release door pins. Certified Technology - [STC SR02827LA](https://openairdocs.org/stc/SR02827LA): Installation of Aerocraft's Bell 407 Slide Pull Kit (ARC-B407SP). Aerocraft Incorporated - [STC SR04548CH](https://openairdocs.org/stc/SR04548CH): Installation of Appareo Systems AIRS-400 Flight Monitoring System. Appareo Systems - [STC SR00425SE](https://openairdocs.org/stc/SR00425SE): Installation of a satellite phone. Turbolyft USA Corporation - [STC SR00182IB](https://openairdocs.org/stc/SR00182IB): Installation of the Avidyne Integrated Flight Display (IFD) Navigator(s). Horizon Design Services Ltd - [STC SR00891LA](https://openairdocs.org/stc/SR00891LA): Installation of aft utility mount. Airfilm Camera Systems LLC - [STC SR00936LA](https://openairdocs.org/stc/SR00936LA): Installation of two-inch lift blocks. Airfilm Camera Systems LLC - [STC SR01688LA](https://openairdocs.org/stc/SR01688LA): Installation of Aero Pacific Belly Utility Mount. Airfilm Camera Systems LLC - [STC SR00335DE](https://openairdocs.org/stc/SR00335DE): Installation of snow pads. Dart Aerospace USA Inc - [STC SR00611DE](https://openairdocs.org/stc/SR00611DE): Installation of a ram air vent control cable kit in. Dart Aerospace USA Inc - [STC SR00682DE](https://openairdocs.org/stc/SR00682DE): Installation of Augmented Reality System. Dart Aerospace USA Inc - [STC SR03474CH](https://openairdocs.org/stc/SR03474CH): Installation of Heli-Preheat Kit, p/n TSHB407-3083-115 for 115 volt application. Hartzell Propeller Inc - [STC SR02120SE](https://openairdocs.org/stc/SR02120SE): Installation of Garmin GTN 6XX/7XX Navigation System. Garmin International Inc - [STC SR00011DE](https://openairdocs.org/stc/SR00011DE): Installation of a monitor mount assembly to mount a video monitor. (206B S/N 914 and subs). Dart Aerospace USA Inc - [STC SR00334DE](https://openairdocs.org/stc/SR00334DE): Installation of pneumatic door openers. Dart Aerospace USA Inc - [STC SR00338DE](https://openairdocs.org/stc/SR00338DE): Installation of anti-torque extension adjustment system. Dart Aerospace USA Inc - [STC SR00349DE](https://openairdocs.org/stc/SR00349DE): Installation of a searchlight. Dart Aerospace USA Inc - [STC SR00449DE](https://openairdocs.org/stc/SR00449DE): Installation of removable dual pedal system. Dart Aerospace USA Inc - [STC SR00486DE](https://openairdocs.org/stc/SR00486DE): Installation of mounting hardware in accordance with Paravion Technology Master Drawing List DL-407LS-100, Revision N/C, dated April 01, 2002, FAA approved dated January 27, 2003 or later FAA approved revision, and approval for the aircraft to be operated by a single pilot from the left crew seat. Dart Aerospace USA Inc - [STC SR00654DE](https://openairdocs.org/stc/SR00654DE): Installation of Rotary Latch Seat Belts. Dart Aerospace USA Inc - [STC SR00025DE](https://openairdocs.org/stc/SR00025DE): Installation of a shelf panel. Dart Aerospace USA Inc - [STC SR00344DE](https://openairdocs.org/stc/SR00344DE): Installation of external mirror. Dart Aerospace USA Inc - [STC SR00348DE](https://openairdocs.org/stc/SR00348DE): Installation of an infrared imaging system. Dart Aerospace USA Inc - [STC SR00574DE](https://openairdocs.org/stc/SR00574DE): Installation of 407FL-100 FADEC/Check Instrument Auxiliary Annunciation System. Dart Aerospace USA Inc - [STC SR00365BO](https://openairdocs.org/stc/SR00365BO): Installation of an Outerlink SATCOM Communications and Flight Data Monitoring System KIT B206-SAT-100 or KIT B407-SAT-100. Outerlink Corporation - [STC SR09424RC](https://openairdocs.org/stc/SR09424RC): Installation of an OuterLink Automatic Flight Following System and optional Electronic Flight Bag provisions in accordance with OuterLink Corporation Master Installation List NL462065004, Revision J, dated June 29, 2007, or later FAA-approved revision. Outerink Corporation - [STC SR03948NY](https://openairdocs.org/stc/SR03948NY): Installation of Frameless Crew Seat Cushion. HELIFAB East LLC - [STC SR04669NY](https://openairdocs.org/stc/SR04669NY): Installation of Human External Cargo Y-Rope and Long-Line Kit. Boost Human External Cargo Systems Inc - [STC SR04546AT](https://openairdocs.org/stc/SR04546AT): Installation of a Mission Console. Southeast Aerospace Incorporated - [STC SR09441RC](https://openairdocs.org/stc/SR09441RC): Installation of Articulating Medical Litter. Helifab Inc - [STC SR04458NY](https://openairdocs.org/stc/SR04458NY): Astronics (Max-Viz) 1200 or 1400 EVS Installation. Avio Design Group Inc All 327: https://openairdocs.org/aircraft/N496PH/stcs.md ## Related - Other Bell 407 aircraft: https://openairdocs.org/model/bell-407/aircraft.md - The Allison 250-C47 series engine: https://openairdocs.org/engine/allison-250-c47-series.md --- 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.