# Pratt & Whitney Canada PT6C-67C - Type: Engine model (FAA registry) - Registry code: 52174 - Manufacturer (registry): P&W CANADA - Model: PT6C-67C - Engine type: Turbo-shaft - Power: 1,679 hp - Data sheet: [TCDS E00068EN](https://openairdocs.org/tcds/E00068EN) (OpenAirDocs) - Holder: Pratt & Whitney Canada Corp. - Installed in: 125 registered aircraft - Page: https://openairdocs.org/engine/pratt-whitney-canada-pt6c-67c Model codes come from the FAA registry's reference file. ## ADs that may apply (OpenAirDocs) Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2013-03-14](https://openairdocs.org/ad/2013-03-14): Power turbine (PT) baffle · Pratt & Whitney Canada PT6C-67C. Effective Mar 26, 2013 ## Registered aircraft (125, first 50) - [N107LC](https://openairdocs.org/aircraft/N107LC): [Integrity Aircraft Title Holdings LLC](https://openairdocs.org/faa-owner/INTEGRITY%20AIRCRAFT%20TITLE%20HOLDINGS%20LLC), [Portland, OR](https://openairdocs.org/faa-place/OR/Portland), built 2007, S/N 31074 - [N109DR](https://openairdocs.org/aircraft/N109DR): [Bristow LLC](https://openairdocs.org/faa-owner/BRISTOW%20LLC), [Lake Charles, LA](https://openairdocs.org/faa-place/LA/Lake%20Charles), S/N 31311 - [N118JM](https://openairdocs.org/aircraft/N118JM): [Mjm Aviation LLC](https://openairdocs.org/faa-owner/MJM%20AVIATION%20LLC), [Piscataway, NJ](https://openairdocs.org/faa-place/NJ/Piscataway), built 2010, S/N 41251 - [N119MW](https://openairdocs.org/aircraft/N119MW): [Bristow LLC](https://openairdocs.org/faa-owner/BRISTOW%20LLC), [Lake Charles, LA](https://openairdocs.org/faa-place/LA/Lake%20Charles), built 2012, S/N 41307 - [N139](https://openairdocs.org/aircraft/N139): [Eurotec Vertical Flight Solutions LLC](https://openairdocs.org/faa-owner/EUROTEC%20VERTICAL%20FLIGHT%20SOLUTIONS%20LLC), [Eudora, KS](https://openairdocs.org/faa-place/KS/Eudora), built 2009, S/N 31229 - [N1392C](https://openairdocs.org/aircraft/N1392C): built 2025, S/N 41602 - [N139AK](https://openairdocs.org/aircraft/N139AK): [Tvpx Ars Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20ARS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 2019, S/N 41565 - [N139DE](https://openairdocs.org/aircraft/N139DE): built 2013, S/N 41334 - [N139EX](https://openairdocs.org/aircraft/N139EX): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2019, S/N 31851 - [N139FW](https://openairdocs.org/aircraft/N139FW): [Chevron USA Inc](https://openairdocs.org/faa-owner/CHEVRON%20USA%20INC), [Picayune, MS](https://openairdocs.org/faa-place/MS/Picayune), built 2005, S/N 31022 - [N139H](https://openairdocs.org/aircraft/N139H): [Honeywell Aerospace US LLC](https://openairdocs.org/faa-owner/HONEYWELL%20AEROSPACE%20US%20LLC), [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix), built 2007, S/N 31101 - [N139HF](https://openairdocs.org/aircraft/N139HF): [Tvpx Aircraft Solutions Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20AIRCRAFT%20SOLUTIONS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 2005, S/N 31021 - [N139HS](https://openairdocs.org/aircraft/N139HS): [Aircraft Trustee Services Inc Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20TRUSTEE%20SERVICES%20INC%20TRUSTEE), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), built 2005, S/N 31016 - [N139PH](https://openairdocs.org/aircraft/N139PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), S/N 41253 - [N139TP](https://openairdocs.org/aircraft/N139TP): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2016, S/N 41409 - [N139W](https://openairdocs.org/aircraft/N139W): [Tvpx Ars Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20ARS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 2025, S/N 41612 - [N140EV](https://openairdocs.org/aircraft/N140EV): [Superior Aviation Solutions LLC](https://openairdocs.org/faa-owner/SUPERIOR%20AVIATION%20SOLUTIONS%20LLC), [Mooresville, NC](https://openairdocs.org/faa-place/NC/Mooresville), built 2005, S/N 31025 - [N140PH](https://openairdocs.org/aircraft/N140PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 2010, S/N 41254 - [N141PH](https://openairdocs.org/aircraft/N141PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), S/N 41266 - [N146PH](https://openairdocs.org/aircraft/N146PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 2011, S/N 41280 - [N149DH](https://openairdocs.org/aircraft/N149DH): [Era Leasing LLC](https://openairdocs.org/faa-owner/ERA%20LEASING%20LLC), [Houston, TX](https://openairdocs.org/faa-place/TX/Houston), built 2007, S/N 41004 - [N149PH](https://openairdocs.org/aircraft/N149PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 2012, S/N 41303 - [N151PH](https://openairdocs.org/aircraft/N151PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 2012, S/N 41312 - [N152PH](https://openairdocs.org/aircraft/N152PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 2012, S/N 41316 - [N153PH](https://openairdocs.org/aircraft/N153PH): [Phi Aviation LLC](https://openairdocs.org/faa-owner/PHI%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 2012, S/N 41317 - [N15460](https://openairdocs.org/aircraft/N15460): [Variety Childrens Hospital DBA](https://openairdocs.org/faa-owner/VARIETY%20CHILDRENS%20HOSPITAL%20DBA), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami), built 2012, S/N 41323 - [N156JS](https://openairdocs.org/aircraft/N156JS): [Era Leasing LLC](https://openairdocs.org/faa-owner/ERA%20LEASING%20LLC), [Lake Charles, LA](https://openairdocs.org/faa-place/LA/Lake%20Charles), built 2007, S/N 41003 - [N159RB](https://openairdocs.org/aircraft/N159RB): [Bristow LLC](https://openairdocs.org/faa-owner/BRISTOW%20LLC), [Lake Charles, LA](https://openairdocs.org/faa-place/LA/Lake%20Charles), built 2012, S/N 41281 - [N181J](https://openairdocs.org/aircraft/N181J): [Powderbird LLC](https://openairdocs.org/faa-owner/POWDERBIRD%20LLC), [Providence, RI](https://openairdocs.org/faa-place/RI/Providence), built 2018, S/N 41544 - [N1NJ](https://openairdocs.org/aircraft/N1NJ): [State Of New Jersey](https://openairdocs.org/faa-owner/STATE%20OF%20NEW%20JERSEY), [Trenton, NJ](https://openairdocs.org/faa-place/NJ/Trenton), built 2011, S/N 41242 - [N223KR](https://openairdocs.org/aircraft/N223KR): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2013, S/N 41340 - [N2314](https://openairdocs.org/aircraft/N2314): [National Nuclear Security Administration](https://openairdocs.org/faa-owner/NATIONAL%20NUCLEAR%20SECURITY%20ADMINISTRATION), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2024, S/N 41585 - [N2415](https://openairdocs.org/aircraft/N2415): [National Nuclear Security Administration](https://openairdocs.org/faa-owner/NATIONAL%20NUCLEAR%20SECURITY%20ADMINISTRATION), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2024, S/N 41586 - [N247GC](https://openairdocs.org/aircraft/N247GC): [10x Whirlybird LLC](https://openairdocs.org/faa-owner/10X%20WHIRLYBIRD%20LLC), [Aventura, FL](https://openairdocs.org/faa-place/FL/Aventura), built 2010, S/N 41252 - [N276HS](https://openairdocs.org/aircraft/N276HS): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2016, S/N 41517 - [N27RT](https://openairdocs.org/aircraft/N27RT): built 2022, S/N 41582 - [N29RT](https://openairdocs.org/aircraft/N29RT): built 2023, S/N 41583 - [N301FD](https://openairdocs.org/aircraft/N301FD): [Los Angeles Fire Department](https://openairdocs.org/faa-owner/LOS%20ANGELES%20FIRE%20DEPARTMENT), [Van Nuys, CA](https://openairdocs.org/faa-place/CA/Van%20Nuys), built 2019, S/N 41557 - [N302FD](https://openairdocs.org/aircraft/N302FD): [Los Angeles City](https://openairdocs.org/faa-owner/LOS%20ANGELES%20CITY), [Van Nuys, CA](https://openairdocs.org/faa-place/CA/Van%20Nuys), built 2011, S/N 41239 - [N303FD](https://openairdocs.org/aircraft/N303FD): [Los Angeles City](https://openairdocs.org/faa-owner/LOS%20ANGELES%20CITY), [Van Nuys, CA](https://openairdocs.org/faa-place/CA/Van%20Nuys), built 2008, S/N 41012 - [N304FD](https://openairdocs.org/aircraft/N304FD): [City Of Los Angeles](https://openairdocs.org/faa-owner/CITY%20OF%20LOS%20ANGELES), [Van Nuys, CA](https://openairdocs.org/faa-place/CA/Van%20Nuys), built 2017, S/N 41528 - [N305FD](https://openairdocs.org/aircraft/N305FD): [City Of Los Angeles](https://openairdocs.org/faa-owner/CITY%20OF%20LOS%20ANGELES), [Van Nuys, CA](https://openairdocs.org/faa-place/CA/Van%20Nuys), built 2008, S/N 41009 - [N30WX](https://openairdocs.org/aircraft/N30WX): [Tvpx Ars Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20ARS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 2009, S/N 41223 - [N319SB](https://openairdocs.org/aircraft/N319SB): [Wg Aviation Heli I LLC](https://openairdocs.org/faa-owner/WG%20AVIATION%20HELI%20I%20LLC), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami), built 2023, S/N 41587 - [N328SH](https://openairdocs.org/aircraft/N328SH): [Bristow LLC](https://openairdocs.org/faa-owner/BRISTOW%20LLC), [Lake Charles, LA](https://openairdocs.org/faa-place/LA/Lake%20Charles), built 2012, S/N 41309 - [N363TR](https://openairdocs.org/aircraft/N363TR): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2025, S/N 41618 - [N36SG](https://openairdocs.org/aircraft/N36SG): [Astra Beta Helicopter LLC](https://openairdocs.org/faa-owner/ASTRA%20BETA%20HELICOPTER%20LLC), [Newburgh, NY](https://openairdocs.org/faa-place/NY/Newburgh), built 2010, S/N 41246 - [N381MD](https://openairdocs.org/aircraft/N381MD): [Maryland State Police Aviation Command](https://openairdocs.org/faa-owner/MARYLAND%20STATE%20POLICE%20AVIATION%20COMMAND), [Middle River, MD](https://openairdocs.org/faa-place/MD/Middle%20River), built 2012, S/N 41276 - [N382MD](https://openairdocs.org/aircraft/N382MD): [Maryland State Police Aviation Command](https://openairdocs.org/faa-owner/MARYLAND%20STATE%20POLICE%20AVIATION%20COMMAND), [Middle River, MD](https://openairdocs.org/faa-place/MD/Middle%20River), built 2012, S/N 41287 - [N383MD](https://openairdocs.org/aircraft/N383MD): [Maryland State Police Aviation Command](https://openairdocs.org/faa-owner/MARYLAND%20STATE%20POLICE%20AVIATION%20COMMAND), [Middle River, MD](https://openairdocs.org/faa-place/MD/Middle%20River), built 2012, S/N 41289 All 125: https://openairdocs.org/engine/pratt-whitney-canada-pt6c-67c/aircraft.md ## NTSB investigations (5) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB CEN22LA430](https://openairdocs.org/ntsb/CEN22LA430), Sep 24, 2022: Agusta AW139 (N811TA), Houma, LA, substantial damage. Probable cause: The inflight loss of collective control of the helicopter due to thermal damage of a collective control torque tube that abraded with misrouted electrical wiring, which resulted in an electrical… - [NTSB ERA19FA210](https://openairdocs.org/ntsb/ERA19FA210), Jul 4, 2019: Agusta AW139 (N32CC), Big Grand Cay, Bahamas, substantial damage, 7 fatal. Probable cause: The pilots’ decision to takeoff over water in dark night conditions with no external visual reference, which resulted in spatial disorientation and subsequent collision with the water. Also causal… - [NTSB ANC17LA051](https://openairdocs.org/ntsb/ANC17LA051), Sep 2, 2017: Leonardo AW139 (N304FD), Tujunga, CA, substantial damage. Probable cause: A yaw excursion and uncontrolled descent due to loss of tail rotor effectiveness during aerial firefighting operations resulting in an impact with trees. A contributing factor was the pilot’s failure… - [NTSB CEN16LA401](https://openairdocs.org/ntsb/CEN16LA401), Apr 7, 2016: Agustawestland Philadelphia AW139 (N639NA), Galliano, LA, substantial damage. Probable cause: The fatigue failure of a tail rotor blade erosion shield extension, which resulted in in-flight damage to a main rotor blade. - [NTSB CEN13FA025](https://openairdocs.org/ntsb/CEN13FA025), Oct 22, 2012: Agusta AW139 (N385RH), Houma, LA, substantial damage. Probable cause: The helicopter’s sudden and severe vertical vibrations during landing, which resulted in a collision with terrain. The reason for the helicopter’s sudden and severe vertical vibrations could not be… ## FAA accident and incident reports (6) 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. - [Accident 20220924011169A](https://openairdocs.org/incident/20220924011169A), Sep 24, 2022: Agustawestland Philadelphia AW139 (N811TA), Houma, LA, Substantial damage. Aircraft was inbound to the Houma airport from an offshore oil platform with 4 passangers and 2 pilots. Pilots began their initial decent from 4500 feet to 500… - [Accident 20190704012299A](https://openairdocs.org/incident/20190704012299A), Jul 4, 2019: Agusta Spa AW139 (N32CC), Grand Cay, BH, Destroyed, 7 fatal. On July 4, 2019, about 0154 eastern daylight time, an Agusta s.p.a. AW139, N32CC, owned by challenger management LLC, impacted the atlantic ocean near big… - [Accident 20170902015879A](https://openairdocs.org/incident/20170902015879A), Sep 2, 2017: Agusta AW-139 (N304FD), Tujunga, CA, Substantial damage. While fire fighting (dropping water), N304FD(la city fire) descended into trees causing damage to the underside and rear of helicopter. The helicopter managed… - [Incident 20150213001639I](https://openairdocs.org/incident/20150213001639I), Feb 13, 2015: Agustawestland Philadelphia AW139 (N389MD), Rock Hall, MD, Minor damage. While in cruise on a maintenance validation flight, the right door window departed the aircraft. The aircraft was 2 NM northwest of Rock Hall, MD and over the… - [Accident 20121022024439A](https://openairdocs.org/incident/20121022024439A), Oct 22, 2012: Agusta Spa AW139 (N385RH), Houma, LA, Substantial damage. On October 22, 2012, at 0100 central daylight time, an Agusta Spa AW139 helicopter, N385RH, collided with the terrain following a loss of control while the… - [Incident 20111111027319I](https://openairdocs.org/incident/20111111027319I), Nov 11, 2011: Agusta Spa AB139 (N139FW), Leeville, LA, Minor damage. Pilot preflighted aircraft for a flight to GC640. Upon landing at GC640 it was discovered that the #2 engine cowling had come loose striking the main rotor… ## Service difficulty reports (131, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR 2026FA0000904](https://openairdocs.org/sdr/2026FA0000904), Oct 24, 2026: HYDRAULIC LINE. RUPTURED. DURING A START SEQUENCE FOR A MAINTENANCE/ AIRCRAFT GROUND RUN A COMPLETE #2 HYDRAULIC SYSTEM FAILURE OCCURRED. CREW NOTED AFTER ENGINE MODE SWITCHES WAS PLACED - [SDR 2026FA0000825](https://openairdocs.org/sdr/2026FA0000825), Oct 7, 2026: HYDRAULIC LINE. RUPTURED. DURING CRUISE AFTER DEPARTING, BTWN 5-10 MINUTES AFTER TAKE-OFF, AROUND 2000FT AND APPROX 140KTS, CREW NOTICED A CAS MSG HYD1 MIN, FOLLOWED BY 1 HYD PUMP, 1 HYD - [SDR 2026FA0000526](https://openairdocs.org/sdr/2026FA0000526), Jun 17, 2026: WINDSHIELD. CRACKED. CREW REPORTED THAT UPON LANDING A “POP” SOUND WAS HEARD. SUBSEQUENT MULTIPLE CRACKS OBSERVED ON THE LT HEATED GLASS WINDSHIELD COMMENCING FROM AROUND THE BOTTOM - [SDR 2026FA0000299](https://openairdocs.org/sdr/2026FA0000299), Apr 27, 2026: TAIL BOOM. CORRODED. DURING THE PERFORMANCE OF THE GENERAL VISUAL INSPECTION AS SPECIFIED IN THE CONDITIONS OF PSE/TQ/2025/215289 REPAIR DEFERRAL LETTER, EVIDENCE OF PROPAGATION AND - [SDR 2026FA0000287](https://openairdocs.org/sdr/2026FA0000287), Apr 23, 2026: WINDSHIELD. CRACKED. ON 22 APRIL 2026 AT 1:56PM, THE CREW REPORTED WHEN TRANSITIONING INTO HOVER A "POP" SOUND WAS HEARD. SUBSEQUENTLY MULTIPLE VERTICAL CRACKS WERE OBSERVED ON THE - [SDR 2026FA0000238](https://openairdocs.org/sdr/2026FA0000238), Mar 16, 2026: FUEL TANK. LEAKING. ON 16TH MARCH 2026, AFTER 9Y-TKD RETURNED TO THE HANGAR, A HEAVY DOWNPOUR OF JET FUEL EMANATING UNDERNEATH THE AIRCRAFT WAS OBSERVED. A DAILY INSPECTION WAS CON - [SDR PN1R202602180001](https://openairdocs.org/sdr/PN1R202602180001), Feb 18, 2026: SEAL. LEAKING. DURING INSPECTION, FOUND #1 ENGINE NO. 5 BEARING SEAL LEAKING. - [SDR 2026FA0000122](https://openairdocs.org/sdr/2026FA0000122), Feb 9, 2026: LANDING GEAR. DEFECTIVE. MULTIPLE NR 2 WOW FAIL CAS MESSAGES. NOT FULLY EXTENDING. RIGHT MAIN LANDING GEAR SERVICED. EXTENSION AND RETRACTION OPERATIONAL CHECK CARRIED OUT SATISFACTORY. - [SDR U0GA2025121900639](https://openairdocs.org/sdr/U0GA2025121900639), Dec 19, 2025: FRAME. DAMAGED. THIS AIRCRAFT HAS BEEN GROUNDED. THE REPAIR FROM AS FOLLOWS; REMOVE AND REPLACED THE LEFT AND RIGHT BS 5700 FRAME 3P5338A13355 AND 3P5338A13455. IAW PSE/TQ/2024 - [SDR U0GA VP000639](https://openairdocs.org/sdr/U0GA%20VP000639), Dec 19, 2025: TAIL BOOM. CORRODED. THIS AIRCRAFT HAS BEEN GROUNDED AT OUR REPAIR STATION ON VP-000639-2024 SINCE THE DATE OF DISCOVERY. THE REPAIR IS AS FOLLOWS; REPLACE LT SIDE PANEL, P/N 3G5350 - [SDR 2026FA0000017](https://openairdocs.org/sdr/2026FA0000017), Nov 19, 2025: STABILIZER. CRACKED. DURING A VISUAL INSPECTION OF 9Y-TKB AFTER FLIGHT THE LINE SUPERVISORS DISCOVERED THE CRACK ON THE TAILPLANE ASSEMBLY LEFT LEADING EDGE LOWER PANEL. LOCATION OF - [SDR 2026FA0000022](https://openairdocs.org/sdr/2026FA0000022), Nov 19, 2025: STABILIZER. CRACKED. REFENCES ARE MADE TO SDR UNIQUE CONTROL #2026FA0000017, #2026FA0000018 AND #2026FA0000020 RAISED PREVIOUSLY. #2026FA0000017 - ERRORS WERE MADE WHEN ENTERING THE - [SDR 2023F00139](https://openairdocs.org/sdr/2023F00139), May 2, 2023: ENGINE. INOPERATIVE. DURING TAKEOFF, BUT PRIOR TO DP, PIC NOTED LARGE TORQUE SPLIT AND#2 ENGINE OPERATING OUT OF LIMITS. ABORTED TAKEOFF. - [SDR U0GA202304240001](https://openairdocs.org/sdr/U0GA202304240001), Apr 23, 2023: ATTACH BRACKET. BENT. APPROACHING KC875 (LUCIUS) ON OUR SECOND FLIGHT LEG (FROM GC608), LOWERING THE LANDING GEAR RESULTED IN THE LEFT MAIN GEAR INDICATOR REMAINING AMBER. REFERRING - [SDR U0GA ASR9556](https://openairdocs.org/sdr/U0GA%20ASR9556), Feb 3, 2023: LIGHT. SHORTED. WHILE BEING VECTORED TO ITIWE ON THE RNAV 36 APPROACH INTO KHUM, PASSENGERS IN THE CABIN OF THE AIRCRAFT STARTED YELLING TO GET THE CREW'S ATTENTION ABOUT A STR - [SDR U0GA ASR12345](https://openairdocs.org/sdr/U0GA%20ASR12345), Sep 24, 2022: NONE. NONE. HEAVY SMOKE IN THE COCKPIT, UNCOMMANDED COLLECTIVE AND CYCLIC INPUT LEADING TO EMERGENCY DESCENT AND POWER CONTROL VIA ENGINE THROTTLES. AUTOROTATIVE LANDING PE - [SDR 2022F00340](https://openairdocs.org/sdr/2022F00340), Sep 11, 2022: LIFE RAFT. ACTIVATED. RIGHT LIFE RAFT SELF-DEPLOYED WHILE IN HANGAR - [SDR ALGAASR8579](https://openairdocs.org/sdr/ALGAASR8579), Sep 1, 2022: FIRE WARNING. FALSE INDICATION. AFTER LEVELING OFF AT 5000 FT THE NO 1 FIRE DET LIGHT IS ILLUMINATED. WE VERIFIED THERE WERE NO INSTRUMENT INDICATIONS OF A FIRE IN THE NO 1 ENGINE AND CONSULTE - [SDR 2022F00267](https://openairdocs.org/sdr/2022F00267), Jun 28, 2022: NONE. NONE. NO 1 FIRE DET CAUTION LIGHT ILLUMINATED WITH NO INDICATION OF FIRE AND RETURNED TO BASE. - [SDR 2021FA0000104](https://openairdocs.org/sdr/2021FA0000104), Mar 24, 2021: DEFOG SYSTEM. MALFUNCTIONED. ON AN ILS APPROACH INTO KHPN WITH WEATHER AT MINIMUMS OUTSIDE THE INITIAL APPROACH FIX WITH THE HEAT/AC SYSTEM IN THE FULL “AUTO” MODE THE SYSTEM CYCLED BETWEEN - [SDR AC2A20210221001](https://openairdocs.org/sdr/AC2A20210221001), Feb 20, 2021: INDICATOR. CRACKED. INLET BARRIER FILTER MAINTENANCE INDICATOR AID FOUND CRACKED DURING INSPECTION. - [SDR AC2A20210221002](https://openairdocs.org/sdr/AC2A20210221002), Feb 20, 2021: INDICATOR. CRACKED. INLET BARRIER FILTER MAINTENANCE INDICATOR AID FOUND CRACKED DURING INSPECTION. - [SDR AC2A2020033001](https://openairdocs.org/sdr/AC2A2020033001), Mar 27, 2020: FUEL CONTROL. MALFUNCTIONED. WHEN ADVANCING #1 ENGINE FROM IDLE TO FLIGHT POSITION, #1 ENGINE BEGAN TO "RUN AWAY" AND THE AIRCRAFT SPUN APPROXIMATELY 25-30 DEGREES ON THE PAD AND STARTED TO - [SDR AC2A2020050113919](https://openairdocs.org/sdr/AC2A2020050113919), Jan 31, 2020: FILTER. CRACKED. IBF MAINTENANCE INDICATOR FOUND CRACKED. *SUPPLEMENTAL INFORMATION* PART NUMBER ENTERED ON ORIGINAL SDR IN SECTION 5 WAS IN ERROR. PART NUMBER WAS SUBMITTED AS - [SDR AC2A2020050113917](https://openairdocs.org/sdr/AC2A2020050113917), Jan 26, 2020: FILTER. CRACKED. IBF MAINTENANCE AID FOUND CRACKED. - [SDR AC2A2020050113918](https://openairdocs.org/sdr/AC2A2020050113918), Jan 26, 2020: FILTER. CRACKED. IBF MAINTENANCE AID FOUND CRACKED. - [SDR AC2A2020050113916](https://openairdocs.org/sdr/AC2A2020050113916), Oct 6, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113914](https://openairdocs.org/sdr/AC2A2020050113914), Aug 4, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113915](https://openairdocs.org/sdr/AC2A2020050113915), Aug 4, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR CA190704005](https://openairdocs.org/sdr/CA190704005), Jun 30, 2019: GEARBOX. MAKING METAL. (CAN) MAIN GEARBOX SUMP CHIP, ACTIVATED CHIP BURNER 3X. WITH NO SUCCESS. HAD CHIP ON START UP. (TC# 20190704005) - [SDR AC2A2020050113921](https://openairdocs.org/sdr/AC2A2020050113921), Apr 28, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113912](https://openairdocs.org/sdr/AC2A2020050113912), Apr 28, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113913](https://openairdocs.org/sdr/AC2A2020050113913), Apr 28, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113920](https://openairdocs.org/sdr/AC2A2020050113920), Apr 28, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113910](https://openairdocs.org/sdr/AC2A2020050113910), Mar 15, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113911](https://openairdocs.org/sdr/AC2A2020050113911), Mar 15, 2019: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR CA190306009](https://openairdocs.org/sdr/CA190306009), Mar 4, 2019: CONTROL CABLE. SEIZED. (CAN) DEFECT: #1 ENGINE POWER CONTROL CABLE SEIZED. CORRECTIVE ACTION: #1 ENGINE POWER CONTROL CABLE REMOVED IAW 39-A-76-11-02-00A-720A-A NUMBER 1 POWER CONTROL - [SDR AC2A2020050113909](https://openairdocs.org/sdr/AC2A2020050113909), Nov 6, 2018: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113907](https://openairdocs.org/sdr/AC2A2020050113907), Oct 23, 2018: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113908](https://openairdocs.org/sdr/AC2A2020050113908), Oct 18, 2018: FILTER. CRACKED. IBF MAINTENANCE AID FOUND TO BE CRACKED. - [SDR AC2A2020050113904](https://openairdocs.org/sdr/AC2A2020050113904), Sep 18, 2018: INDICATOR. CRACKED. IBF MAINTENANCE INDICATOR FOUND CRACKED. *SUPPLEMENTAL INFORMATION* PART NUMBER ENTERED ON ORIGINAL SDR IN SECTION 5 WAS IN ERROR. PART NUMBER WAS SUBMITTED AS - [SDR AC2A2020050113905](https://openairdocs.org/sdr/AC2A2020050113905), Sep 18, 2018: FILTER. CRACKED. IBF MAINTENANCE INDICATOR FOUND TO BE CRACKED. - [SDR AC2A2020050113906](https://openairdocs.org/sdr/AC2A2020050113906), Sep 18, 2018: FILTER. CRACKED. IBF MAINTENANCE INDICATOR FOUND TO BE CRACKED. - [SDR HEER2018008021106](https://openairdocs.org/sdr/HEER2018008021106), Jul 31, 2018: CHIP DETECTOR. CONTAMINATED. NR 2 ENGINE CHIP LIGHT IN FLIGHT. FOUND SMALL SLIVER ON PLUG. REMOVED AND CHECKED FILTERS. NO OTHER PARTICLES FOUND. GROUND RUN AND LEAK CHECKED. - [SDR AC2A2020050113902](https://openairdocs.org/sdr/AC2A2020050113902), Jul 15, 2018: INDICATOR. CRACKED. IBF MAINTENANCE INDICATOR FOUND TO BE CRACKED. - [SDR AC2A2020050113903](https://openairdocs.org/sdr/AC2A2020050113903), Jul 15, 2018: FILTER. CRACKED. IBF MAINTENANCE INDICATOR FOUND TO BE CRACKED. - [SDR AC2A2020050113901](https://openairdocs.org/sdr/AC2A2020050113901), Dec 15, 2017: INDICATOR. CRACKED. IBF MAINTENANCE INDICATOR FOUND TO BE CRACKED. - [SDR HEER20170221030](https://openairdocs.org/sdr/HEER20170221030), Feb 21, 2017: EEC. FAILED. NR 1 EEC FAILED CAS RED LIGHT ILLUMINATED, THE MAN LIGHT WAS ALSO ON. REPLACED EEC AND ALSO REPLACED FMM. - [SDR AC2R2016032901](https://openairdocs.org/sdr/AC2R2016032901), Mar 7, 2016: FITTING. GALLED. WHILE PERFORMING THE MGB BOLT INSPECTION ON THE LT LOWER FITTING, WE REMOVED THE COTTER PIN AND REMOVED THE NUT FROM THE FWD BOLT. WE ENSURED THE BOLT SPUN FREE - [SDR ALGA20160307001](https://openairdocs.org/sdr/ALGA20160307001), Feb 24, 2016: SKIN. DEBONDED. DURING INVESTIGATION FOLLOWING A HUMS RED TRDS INDICATION & A SHARP RISE NOTED ON TRDS FSA S001A7 AT CRUISE. DARF BR-WH-021 INSPECTIONS REVEALED DE-BONDED SKIN All 131: https://openairdocs.org/engine/pratt-whitney-canada-pt6c-67c/reports.md ## PMA parts (OpenAirDocs) (110, first 50) Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first. - [3015234AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID130436253520240919140838.0001): Nut, Self-Locking, Shank. Aero Attitude, LLC · PMA PQ00001CB · Replaces 3015234, 3015233, 3015232, 3016299… · Aug 7, 2024 - [CH92106-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182950761420231024191314.0001): Exciter-Ignition. Champion Aerospace LLC · PMA PQ1287CE · Replaces Champion… · May 12, 2023 - [CH92106-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182423481520231024191312.0001): Exciter-Ignition. Champion Aerospace LLC · PMA PQ1287CE · Replaces Pratt & Whitney Canada … · May 12, 2023 - [CH92106-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170076831020231024191315.0001): Exciter-Ignition. Champion Aerospace LLC · PMA PQ1287CE · Replaces Unison10-381550-110-381550-49047840-190… · May 12, 2023 - [1742974-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176878982420230804114147.0001): Element Assembly. Purolator Facet Inc (formerly Facet Filter Products) · PMA PQ1207CE · Replaces Pratt & Whitney P/N: 3107548-01… · May 10, 2023 - [540-1920-5](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID194460772120250530153048.0001): Valve, Bleed Electronic. Honeywell International Inc. · PMA PQ1222NM · Replaces 3056442-05 · Jan 15, 2023 - [3039636ACD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID183770099920220531181952.0001): Gasket, Fuel Nozzle. Aircraft Component Design LLC · PMA PQ2138NE · Replaces 3039636 · May 26, 2022 - [3119854-01ACD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147477060820220531181950.0001): Washer, Key, Fuel Nozzle. Aircraft Component Design LLC · PMA PQ2138NE · Replaces 3119854-01 · May 26, 2022 - [3039636ACD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135894201820220811113053.0001): Gasket, Fuel Nozzle. Aircraft Component Design LLC · PMA PQ2138NE · Replaces 3039636 · Jan 19, 2022 - [3119854-01ACD](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID130093750020220811113052.0001): Washer, Key, Fuel Nozzle. Aircraft Component Design LLC · PMA PQ2138NE · Replaces 3119854-01 · Jan 19, 2022 - [CH92106-4](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID240521609120210610203815.0001): Exciter-Ignition. Champion Aerospace LLC · PMA PQ1287CE · Replaces 3043937-09 · Feb 2, 2021 - [8063-1093](https://drs.faa.gov/browse/excelExternalWindow/AE9CC484F6EA256B8625855700427806.0001): Fuel Control Unit. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada Corp. P/N… · Jul 7, 2019 - [CH92106-3](https://drs.faa.gov/browse/excelExternalWindow/046C4F3E0D6A7B538625833F006BF25D.0001): Exciter Assembly. Champion Aerospace LLC · PMA PQ1287CE · Replaces Pratt & Whitney Canada 3043937-08… · Jun 5, 2018 - [CH92106-2](https://drs.faa.gov/browse/excelExternalWindow/849AECF9E09B91B9862582960070BA94.0001): Exciter Assembly. Champion Aerospace LLC · PMA PQ1287CE · Replaces 3043937-07 3043937-05 3043937-03… · Mar 21, 2018 - [540-1471-1AA](https://drs.faa.gov/browse/excelExternalWindow/6E449D3E6EE54521862581F00077F41C.0001): Screen, Cartridge. Able Aerospace Services, Inc. · PMA PQ2487NM · Replaces 540-1471-1 · Nov 6, 2017 - [540-1471-1AA](https://drs.faa.gov/browse/excelExternalWindow/A350B0BE63B25775862581DE006AF2E2.0001): Screen, Cartridge. Able Aerospace Services, Inc. · PMA PQ2487NM · Replaces 540-1471-1 · Oct 25, 2017 - [3057362-01AA](https://drs.faa.gov/browse/excelExternalWindow/411EDDAB8E8FD02F86257FAE006ADEDA.0001): Seal Ring. Able Engineering and Component Services, Inc. · PMA PQ2487NM · Replaces 3057362-01 · Feb 1, 2017 - [3057362-01AA](https://drs.faa.gov/browse/excelExternalWindow/0A2FA41ED5180169862580CE0074930C.0001): Seal Ring. Able Aerospace Services, Inc. · PMA PQ2487NM · Replaces 3057362-01 · Feb 1, 2017 - [8063-894-02](https://drs.faa.gov/browse/excelExternalWindow/A1D0EAE06C6849E48625800B0054994D.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Jul 31, 2016 - [8063-893-02](https://drs.faa.gov/browse/excelExternalWindow/748C408BD3B2AD618625800B00549950.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Jul 31, 2016 - [8063-1047-01](https://drs.faa.gov/browse/excelExternalWindow/27BCE046F140D23F8625800B0054994F.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Jul 31, 2016 - [8063-1089](https://drs.faa.gov/browse/excelExternalWindow/1B2FA1808E0AC4238625800B00549947.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp. 3048676-11 · Jul 31, 2016 - [3119854-01WE](https://drs.faa.gov/browse/excelExternalWindow/A993D1DA9876207B86257ED5005988B1.0001): Washer, Key. Wencor LLC · PMA PQ1370NM · Replaces 3119854-01 · Aug 30, 2015 - [NSL1422RC A2](https://drs.faa.gov/browse/excelExternalWindow/F1D46FA139CFCDB786257D19004F978A.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422 A2 · Jul 15, 2014 - [NSL890RC A2](https://drs.faa.gov/browse/excelExternalWindow/B46F32AF00F68A6286257D19004F9776.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant Pro Seal 890 A2 · Jul 15, 2014 - [NSL1422RC B1/2](https://drs.faa.gov/browse/excelExternalWindow/90FFB219EACFBF1086257D19004F978C.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422 B1/2 · Jul 15, 2014 - [NSL1422RC B2](https://drs.faa.gov/browse/excelExternalWindow/8EAEFB4EE4F177D486257D19004F9795.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422 B2 · Jul 15, 2014 - [NSL890RC A1/2](https://drs.faa.gov/browse/excelExternalWindow/65B438A9A5E118B186257D19004F9771.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant Pro Seal 890 A1/2 · Jul 15, 2014 - [NSL1422RC A1/2](https://drs.faa.gov/browse/excelExternalWindow/521F1EF4D9540EFB86257D19004F9788.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422 A1/2 · Jul 15, 2014 - [NSL1750-B2](https://drs.faa.gov/browse/excelExternalWindow/EE111F30899AEF5986257D1000653FDD.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1750-B2 · Jun 30, 2014 - [NSL1422-A2](https://drs.faa.gov/browse/excelExternalWindow/E8ECC1FBB41E086386257D1000653FCF.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422-A2… · Jun 30, 2014 - [NSL1750-B1/2](https://drs.faa.gov/browse/excelExternalWindow/AA583CE6DF66480C86257D1000653FDA.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1750-B1/2 · Jun 30, 2014 - [NSL1422-B1/2](https://drs.faa.gov/browse/excelExternalWindow/5DAA4D8BBF22D3ED86257D1000653FD1.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422-B1/2… · Jun 30, 2014 - [NSL1422-B2](https://drs.faa.gov/browse/excelExternalWindow/556C97886E80CEC886257D1000653FD2.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422-B2… · Jun 30, 2014 - [NSL1422-A1/2](https://drs.faa.gov/browse/excelExternalWindow/3A0813D15DCF6F5D86257D1000653FCC.0001): Sealant. Dedicated Packaging, LLC · PMA PQ4210CE · Replaces PRC-DeSoto Sealant PR-1422-A1/2… · Jun 30, 2014 - [CH92106-1](https://drs.faa.gov/browse/excelExternalWindow/4736A3D5EDE97CF186257C5F00776A62.0001): Exciter Assembly. Champion Aerospace LLC · PMA PQ1287CE · Replaces Pratt & Whitney Canada 3043937-06… · Dec 26, 2013 - [8063-893-01](https://drs.faa.gov/browse/excelExternalWindow/C28B33A88CDB021886257B0C00685C24.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Feb 4, 2013 - [8063-1047](https://drs.faa.gov/browse/excelExternalWindow/853B8362427EEE2A86257B0C00685AB2.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Feb 4, 2013 - [8063-1048](https://drs.faa.gov/browse/excelExternalWindow/29492B9F7BFA684886257B0C00685B0F.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp. 3048676-09 · Feb 4, 2013 - [8063-894-01](https://drs.faa.gov/browse/excelExternalWindow/205D7290B5A6BD9886257B0C00685C80.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Feb 4, 2013 - [8063-1041](https://drs.faa.gov/browse/excelExternalWindow/04C8EEE241F4131486257B0C00685CDC.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp. 3048676-08 · Feb 4, 2013 - [8063-1041](https://drs.faa.gov/browse/excelExternalWindow/C9BFD735EAC32C0C86257AE80070960B.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp. 3048676-08 · Dec 20, 2012 - [8063-893-01](https://drs.faa.gov/browse/excelExternalWindow/87FD276A5073126886257AE800709606.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Dec 20, 2012 - [8063-1048](https://drs.faa.gov/browse/excelExternalWindow/62EE469B750C0DD586257AE8007095FB.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp. 3048676-09 · Dec 20, 2012 - [8063-1047](https://drs.faa.gov/browse/excelExternalWindow/5655350A572EE88C86257AE8007095F8.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Dec 20, 2012 - [8063-894-01](https://drs.faa.gov/browse/excelExternalWindow/50512F8D96C188DC86257AE800709609.0001): Fuel Management Module. Woodward Inc · PMA PQ2020CE · Replaces Pratt & Whitney Canada, Corp… · Dec 20, 2012 - [AS3145P](https://drs.faa.gov/browse/excelExternalWindow/DE1C00CB5E094F1F86257AD7006CF07C.0001): Sealant. Aerospace Sealants LLC · PMA PQ3886CE · Replaces GE 162, RTV 162, DOW 3145, RTV 3145 · Dec 9, 2012 - [AS3145](https://drs.faa.gov/browse/excelExternalWindow/BE764A2C6FEE1C9886257AD7006CF065.0001): Sealant. Aerospace Sealants LLC · PMA PQ3886CE · Replaces GE 162, Dow 3145 · Dec 9, 2012 - [AS157](https://drs.faa.gov/browse/excelExternalWindow/B4A82CB1CBF23CF386257AD7006CF063.0001): Sealant. Aerospace Sealants LLC · PMA PQ3886CE · Replaces GE 157, Dow 732 · Dec 9, 2012 - [AS106](https://drs.faa.gov/browse/excelExternalWindow/9BF65FF149C49D0D86257AD7006CF09E.0001): Sealant. Aerospace Sealants LLC · PMA PQ3886CE · Replaces GE 106, RTV 106 · Dec 9, 2012 All of them: https://openairdocs.org/engine/pratt-whitney-canada-pt6c-67c/pma.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.