# Pratt & Whitney Canada PW125B - Type: Engine model (FAA registry) - Registry code: 52218 - Manufacturer (registry): P&W CANADA - Model: PW125B - Engine type: Turbo-prop - Power: 2,250 hp - Data sheet: [TCDS E20NE](https://openairdocs.org/tcds/E20NE) (OpenAirDocs) - Holder: Pratt & Whitney Canada Corp. - Installed in: 0 registered aircraft - Page: https://openairdocs.org/engine/pratt-whitney-canada-pw125b 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 2013-15-08](https://openairdocs.org/ad/2013-15-08): First-stage PT blades · Pratt & Whitney Canada PW118A, PW118B, PW119B and 15 more. Effective Sep 17, 2013 - [AD 2012-26-08](https://openairdocs.org/ad/2012-26-08): Propeller shafts · Pratt & Whitney Canada PW118, PW118A, PW118B and 20 more. Effective Feb 15, 2013 - [AD 2006-19-06](https://openairdocs.org/ad/2006-19-06): Propeller shaft · Pratt & Whitney Canada PW118, PW118A, PW118B and 14 more. Effective Sep 29, 2006 - [AD 2004-20-01](https://openairdocs.org/ad/2004-20-01): Bypass valve cover · Pratt & Whitney Canada PW123, PW123AF, PW123B and 10 more. Effective Nov 5, 2004 - [AD 2003-16-04](https://openairdocs.org/ad/2003-16-04): Fuel heaters · Pratt & Whitney Canada PW118, PW118A, PW118B and 19 more. Effective Sep 10, 2003 - [AD 98-14-02](https://openairdocs.org/ad/98-14-02): Fuel Manifold Transfer Tubes · Pratt & Whitney Canada PW118, PW118A, PW118B and 17 more. Effective Aug 31, 1998 - [AD 97-17-05](https://openairdocs.org/ad/97-17-05): Gas Generator Case Drain Ports · Pratt & Whitney Canada PW118, PW118A, PW118B and 17 more. Effective Sep 9, 1997 - [AD 94-11-11](https://openairdocs.org/ad/94-11-11): Intercompressor Case · Pratt & Whitney Canada PW118A, PW123, PW124B and 2 more. Effective Jul 25, 1994 - [AD 94-03-02](https://openairdocs.org/ad/94-03-02): High Pressure Turbine Disks · Pratt & Whitney Canada PW118, PW118A, PW120 and 5 more. Effective Feb 16, 1994 - [AD 92-17-14](https://openairdocs.org/ad/92-17-14): Fuel Pump · Pratt & Whitney Canada PW123, PW124B, PW125B and 1 more. Effective Nov 18, 1992 - [AD 92-01-08](https://openairdocs.org/ad/92-01-08): High Pressure Rotor · Pratt & Whitney Canada PW118, PW118A, PW120 and 5 more. Effective Jul 27, 1992 - [AD 91-24-03](https://openairdocs.org/ad/91-24-03): Turbomachinery Magnetic Chip Detector · Pratt & Whitney Canada PW123, PW124B, PW125B and 1 more. Effective May 26, 1992 - [AD 91-06-02](https://openairdocs.org/ad/91-06-02): Turbomachinery Magnetic Chip Detector · Pratt & Whitney Canada PW118, PW118A, PW120 and 6 more. Effective Mar 29, 1991 Historical (superseded or no longer in force): - [AD 2012-11-14](https://openairdocs.org/ad/2012-11-14) (historical): Propeller shafts · Pratt & Whitney Canada PW118, PW118A, PW118B and 20 more. Effective Jul 20, 2012 ## Registered aircraft None registered with this engine model now. ## NTSB investigations None matched to aircraft with this engine model. ## FAA accident and incident reports None matched to aircraft with this engine model. ## Service difficulty reports (101, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR CA151029003](https://openairdocs.org/sdr/CA151029003), Oct 10, 2015: OIL SYSTEM. LOW PRESSURE. (CAN) DURING CRUISE, THE PILOTS NOTICED THAT THE LEFT HAND ENGINE OIL PRESSURE WAS DECREASING AND THEY ELECTED TO SHUT THE ENGINE DOWN. AN UNEVENTFUL SINGLE ENG - [SDR CA150708002](https://openairdocs.org/sdr/CA150708002), Jul 7, 2015: TURBINE BLADES. FRACTURED. (CAN) ENGINE WAS RECEIVED FOR INVESTIGATION AND REPAIR AFTER THE OPERATOR REPORTED A FIRST STAGE PT BLADE FRACTURE. - [SDR CA150519012](https://openairdocs.org/sdr/CA150519012), May 4, 2015: ENGINE. MALFUNCTIONED. (CAN) AFTER LANDING, CREW EXPERIENCED HEAVY VIBRATION THROUGH RT POWER LEVER ON TAXI & A WHINING SOUND. THE RT ENG SEIZED UPON SHUTDOWN. NO INJURIES REPORTED. D - [SDR CA140721006](https://openairdocs.org/sdr/CA140721006), Jul 3, 2014: ENGINE. FAILED. (CAN) DURING THE DECENT, THE CREW NOTICE OIL ODOR IN THE CABIN AND ENGINE NR 1 LOW OIL PRESSURE. THE PILOT SHUTDOWN THE ENGINE AND PERFORMED AN UNEVENTFUL SINGL - [SDR CA140119003](https://openairdocs.org/sdr/CA140119003), Jan 5, 2014: ENGINE. MALFUNCTIONED. (CAN) WHILE TAXIING, ONE ENGINE EXPERIENCED UNCOMMANDED INCREASE IN THRUST FOR 30-40 SECONDS THEN RETURNED TO ORIGINAL SETTING. THE ACFT WAS RETURNED TO GATE FO - [SDR CA140119001](https://openairdocs.org/sdr/CA140119001), Jan 2, 2014: ENGINE. MALFUNCTIONED. (CAN) THE CUSTOMER REPORTED THE RT ENG EXPERIENCED AN IFSD DURING THE DESCENT. THE PILOT REPORTED THE FOLLOWING CHAIN OF EVENTS, ENG 2 VIBRATION, FOLLOWED BY AN - [SDR CA140120002](https://openairdocs.org/sdr/CA140120002), Dec 25, 2013: ENGINE. MALFUNCTIONED. (CAN) THE PILOT NOTICED A SUDDEN OIL PRESSURE LOSS AND HE ELECTED TO SHUTDOWN THE ENGINE. AN UNEVENTFUL SINGLE ENGINE LANDING FOLLOWED. POST FLIGHT EXAMINATION - [SDR CA130805006](https://openairdocs.org/sdr/CA130805006), Jul 28, 2013: BLADE. DISTRESSED. (CAN) AIR CRAFT ABORTED TAKEOFF DUE TO ENGINE ISSUE. PT BLADE DISTRESS REPORTED. ENGINE CHANGE IS IN PROGRESS. - [SDR CA130530004](https://openairdocs.org/sdr/CA130530004), May 14, 2013: CONTROL UNIT. MALFUNCTIONED. (CAN) DURING T/O, THE LT ENGINE AUTOFEATHERED, UNCOMMANDED AUTOFEATHER. THE T/O WAS REJECTED AND THE AC RETURNED TO THE RAMP. TROUBLESHOOTING LED TO THE REPLACE - [SDR CA130212015](https://openairdocs.org/sdr/CA130212015), Jan 28, 2013: OIL SYSTEM. LOW PRESSURE. (CAN) DURING REVENUE FLIGHT THE CREW NOTICED A DROPPING OF THE OIL PRESSURE WITH A LOW OIL PRESSURE WARNING INDICATION. THE CREW DECIDED TO SHUTDOWN THE LT ENGI - [SDR CA121105010](https://openairdocs.org/sdr/CA121105010), Oct 27, 2012: OIL SYSTEM. FLUCTUATES. (CAN) DURING DESCENT, THE OIL PRESSURE STARTED TO FLUCTUATE BEFORE DROPPING DOWN TO ZERO. THE ENGINE WAS SHUT DOWN AND AN UNEVENTFUL SINGLE ENGINE LANDING WAS A - [SDR CA120827001](https://openairdocs.org/sdr/CA120827001), Aug 15, 2012: ENGINE. VIBRATION. (CAN) DURING REVENUE FLIGHT, DURING CLIMB, THE CREW OBSERVED VIBRATIONS AND ELECTED TO SHUTDOWN ONE OF THE ENGINES. THEY RETURNED TO THE AIRPORT OF ORIGIN AND A - [SDR CA120312010](https://openairdocs.org/sdr/CA120312010), Mar 8, 2012: OIL SYSTEM. FLUCTUATES. (CAN) DURING CLIMB, PASSING 11,000 FT THE CREW OBSERVED OIL PRESSURE FLUCTUATION WITH HIGH OIL TEMPERATURE. PILOTS SHUTDOWN AND SECURE THE ENGINE. AIR TURNBACK - [SDR CA111102001](https://openairdocs.org/sdr/CA111102001), Nov 1, 2011: TURBINE. FAILED. (CAN) THE OPERATOR REPORTS THAT DURING A TAKEOFF ROLL, THE PILOTS HEARD A LOUD BANG FROM THIS ENGINE. THE TAKEOFF WAS ABORTED AND THE ENGINE SHUTDOWN. SUBSEQUEN - [SDR CA111114015](https://openairdocs.org/sdr/CA111114015), Oct 3, 2011: OIL SYSTEM. LEAKING. (CAN) DURING DESCENT, THE ENGINE LOST OIL PRESSURE. THE CREW SHUTDOWN THE ENGINE AND AN UNEVENTFUL SINGLE ENGINE LANDING FOLLOWED AT DESTINATION. POST FLIGHT IN - [SDR CA111114003](https://openairdocs.org/sdr/CA111114003), Sep 2, 2011: TURBINE BLADES. DAMAGED. (CAN) ON TAKEOFF RUN JUST BEFORE ROTATION, THE CREW HEARD A LOUD NOISE FOLLOWED BY AN ENGINE OUT WARNING. THE TAKEOFF WAS ABORTED AND THE ACFT SAFELY CAME TO A - [SDR CA110902002](https://openairdocs.org/sdr/CA110902002), Aug 31, 2011: ENGINE. INOPERATIVE. (CAN) SIGNIFICANT OVERBOARD OIL LOSS THROUGH THE ENGINE BREATHER. FOUND TO BE DUE TO THE BREATHER IMPELLER LOSING ITS LOCATION ON THE BREATHER GEARSHAFT DUE TO - [SDR CA111011001](https://openairdocs.org/sdr/CA111011001), Aug 22, 2011: OIL SYSTEM. LEAKING. (CAN) DURING FLIGHT, THE CREW EXPERIENCED INTERMITTENT LOW OIL PRESSURE LEVEL WARNING ON THE LT ENGINE. WHILE CONDUCTING CHECKLIST PROCEDURES, CREW HEARD LOUD B - [SDR CA100622003](https://openairdocs.org/sdr/CA100622003), Jun 6, 2010: TURBINE BLADES. FRACTURED. ABORTED TAKEOFF, DURING T/O ROLL, A LOUD NOISE WAS HEARD FOLLOWED BY ENGINE FLAMEOUT AND A SHORT DURATION FIRE WARNING. THE T/O WAS ABORTED. POST EVENT INSP FOU - [SDR CA090421001](https://openairdocs.org/sdr/CA090421001), Apr 20, 2009: BEARING. SEIZED. (CAN) ETR PW100-490 HP ROTOR LOCK UP. - [SDR CA090116009](https://openairdocs.org/sdr/CA090116009), Jan 8, 2009: OIL SYSTEM. LOW PRESSURE. (CAN) DURING CRUISE, THE OIL PRESSURE DROPPED BELOW GREEN BAND AND THE CREW ELECTED TO SHUT THE ENGINE DOWN BEFORE THE FLIGHT WAS DIVERTED. A SINGLE ENGINE LAND - [SDR CA081217014](https://openairdocs.org/sdr/CA081217014), Dec 8, 2008: ENGINE. MAKING METAL. (CAN) DURING T/O CLIMB, THE ENGINE OUT LIGHT CAME ON AND THE CREW ELECTED TO SHUT THE ENGINE DOWN AND RETURN TO THE POINT OF DEPARTURE FOR AN UNEVENTFUL SINGLE - [SDR CA081203008](https://openairdocs.org/sdr/CA081203008), Nov 28, 2008: GASKET. TORN. (CAN) AT TOP OF CLIMB, OIL PRESSURE FLUCTUATION WAS REPORTED FOLLOWED BY LOW OIL PRESSURE INDICATION. THE ENGINE WAS SHUTDOWN BY THE PILOT. ON RETURN TO GATE, T - [SDR CA081210010](https://openairdocs.org/sdr/CA081210010), Nov 27, 2008: ENGINE. POWER LOSS. (CAN) DURING CLIMB AFTER T/O, ENGINE POWER LOSS OCCURRED (AT APPROX 300 FT ALTITUDE). THE ENGINE WAS SECURED AND A TURNBACK INITIATED. THE ACFT MADE A SINGLE EN - [SDR CA080902010](https://openairdocs.org/sdr/CA080902010), Aug 5, 2008: FUEL CONTROL. UNKNOWN. (CAN) DURING CRUISE THE LT ENGINE EXPERIENCED A SUDDEN TORQUE AND ITT INCREASE. THE CREW RETARDED THE POWER LEVER BUT THE TORQUE OSCILLATED BETWEEN 0 AND 60 PER - [SDR CA080206011](https://openairdocs.org/sdr/CA080206011), Jan 24, 2008: TUBE. PUNCTURED. (CAN) DURING CLIMB, AN ANTI-ICE WARNING FAULT WAS NOTED. 20 MINUTES LATER, AN ENGINE FIRE WARNING ANNUNCIATED. THE CREW FIRED ONE EXTINGUISHER BOTTLE AND SHUTDO - [SDR CA071105003](https://openairdocs.org/sdr/CA071105003), Oct 24, 2007: TRANSDUCER. DEFECTIVE. (CAN) TAKEOFF WAS ABORTED DUE TO UNCOMMANDED POWER CHANGES OBSERVED ON GAUGES IN CONCERT WITH AIRCRAFT YAWING MOTION. TROUBLESHOOTING DETERMINED THAT THE PT TRA - [SDR CA071003029](https://openairdocs.org/sdr/CA071003029), Aug 29, 2007: THERMOCOUPLE. UNSERVICEABLE. (CAN) THE ENGINE OVER-TEMPERATURE WARNING ACTIVATED IN FLIGHT AND THE ENGINE WAS SHUTDOWN. SUBSEQUENT INSPECTION REVEALED TWO UNSERVICEABLE T6 THERMOCOUPLES. (T - [SDR CA071003010](https://openairdocs.org/sdr/CA071003010), Aug 3, 2007: ENGINE. MAKING METAL. (CAN) DURING DESCENT OIL ODOR AND SMOKE WERE EVIDENT IN THE CABIN. ENGINE BLEED WAS SELECTED OFF. SUBSEQUENT INSPECTION REVEALED METAL PARTICLES IN THE ENGINE O - [SDR CA070914012](https://openairdocs.org/sdr/CA070914012), Jul 23, 2007: ENGINE. MAKING METAL. (CAN) THE CREW OBSERVED SMOKE IN THE CABIN AND ENGINE OIL PRESSURE FLUCTUATIONS IN FLIGHT. THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED MET - [SDR CA070803014](https://openairdocs.org/sdr/CA070803014), Jun 27, 2007: ENGINE. POWER LOSS. (CAN) THE ENGINE LOST POWER IN FLIGHT AND WAS SHUTDOWN BY THE CREW. MFG WILL INVESTIGATE THE INCIDENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED. (TC NR 20070803 - [SDR CA070514004](https://openairdocs.org/sdr/CA070514004), May 2, 2007: COVER. LEAKING. (CAN) THE ENGINE LOW OIL PRESSURE WARNING ACTIVATED ON APPROACH AND THE ENGINE WAS SHUTDOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED LEAKING AT THE REDUCTION G - [SDR CA070514059](https://openairdocs.org/sdr/CA070514059), Apr 23, 2007: PACKING. DAMAGED. (CAN) DURING CRUISE ENGINE POWER REDUCED UNCOMMANDED AND THE ENGINE SUBSEQUENTLY FLAMED OUT. INSPECTION REVEALED A DAMAGED FUEL NOZZLE TRANSFER TUBE O-RING PACK - [SDR CA061219023](https://openairdocs.org/sdr/CA061219023), Nov 23, 2006: ENGINE. MALFUNCTIONED. (CAN) IN CRUISE THE ENGINE EXPERIENCED TORQUE FLUCTUATIONS ACCOMPANIED BY INCREASED ITT TEMPERATURES. THE ENGINE WAS SHUTDOWN IN FLIGHT AND THE AIRCRAFT DIVERTE - [SDR CA051006005](https://openairdocs.org/sdr/CA051006005), Sep 1, 2005: PACKING. FAILED. (CAN) ON TAXI, CABIN AIR BECAME CONTAMINATED WITH SMOKE. SUBSEQUENT INSPECTION REVEALED A HARDENED AND BROKEN N1 PROBE O-RING PACKING. - [SDR CA050824015](https://openairdocs.org/sdr/CA050824015), Aug 8, 2005: PACKING. DAMAGED. (CAN) DURING CRUISE, A LOW ENGINE OIL PRESSURE WARNING ANNUNCIATED AND THE ENGINE WAS SHUT DOWN IN FLIGHT. SUBSEQUENT INSPECTION REVEALED A DAMAGED STARTER, GEN - [SDR CA050629006](https://openairdocs.org/sdr/CA050629006), Jun 24, 2005: ENGINE. MAKING METAL. (CAN) DURING CRUISE THE ENGINE EXPERIENCED AN UNCOMMANDED TORQUE REDUCTION. THE AIRCRAFT CONTINUED TO DESTINATION WHERE GROUND INSPECTION REVEALED DEBRIS ON BOT - [SDR CA050621014](https://openairdocs.org/sdr/CA050621014), Jun 2, 2005: BOOT. DETACHED. (CAN) DURING CLIMB A PROPELLER DE-ICING BOOT DETACHED WITH RESULTANT DAMAGE/BEAKAGE OF A FUSELAGE WINDOW. - [SDR CA050429007](https://openairdocs.org/sdr/CA050429007), Apr 28, 2005: ENGINE. SHUTDOWN. DURING CRUISE, THE ENGINE OIL PRESSURE DECREASED AND THE PILOT SHUT THE ENGINE DOWN IN FLIGHT. THE FLIGHT DIVERTED TO POINT OF ORIGIN. SUBSEQUENT INSPECTION REV - [SDR CA050527018](https://openairdocs.org/sdr/CA050527018), Apr 27, 2005: PUMP. UNSERVICEABLE. THE ENGINE EXPERIENCED AN UNCOMMANDED IN-FLIGHT SHUT-DOWN SHORTLY AFTER TAKEOFF. THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE. THE ENGINE FUEL CONTROL UNIT ANDFU - [SDR CA050307003](https://openairdocs.org/sdr/CA050307003), Feb 10, 2005: HMU. FAILED. (CAN) DURING APPROACH, (ENGINE OUT) INDICATION ANNUNCIATED. THE PILOT SHUT THE ENGINE DOWN IN FLIGHT AND COMPLETED A SINGLE-ENGINE LANDING AT POINT OF DESTINATI - [SDR CA050213008](https://openairdocs.org/sdr/CA050213008), Feb 8, 2005: FUEL HEATER. LEAKING. (CAN) FUEL WAS FOUND LEAKING FROM THE FUEL HEATER DURING MAINTENANCE OPERATIONS. THE LEAK WAS FOUND TO BE ASSOCIATED WITH CORROSION PITTING. - [SDR CA041209012](https://openairdocs.org/sdr/CA041209012), Dec 1, 2004: ENGINE. FLAMED OUT. (CAN) DURING CLIMB THE ENGINE FLAMED OUT. A RELIGHT ATTEMPT WAS UNSUCCESSFUL AND THE AIRCRAFT DIVERTED TO POINT OF DEPARTURE.P&WC WILL MONITOR THE INVESTIGATION - [SDR CA041021004](https://openairdocs.org/sdr/CA041021004), Sep 15, 2004: PUMP. LEAKING. (CAN) FOLLOWING AN IFSD AND RESULTING EMERGENCY LANDING, GROUND MAINTENANCE FOUND AN OIL LEAK AT THE FEATHERING PUMP ACCOMPANIED BY THE SEIZURE OF THE LOW AND H - [SDR CA041021003](https://openairdocs.org/sdr/CA041021003), Aug 26, 2004: PUMP. LEAKING. (CAN) DURING CRUISE, THE LOW OIL PRESSURE WARNING WAS ACTIVATED AND THE PILOT ELECTED TO SHUT DOWN THE ENGINE BEFORE PERFORMING AN UNEVENTFUL SINGLE ENGINE LAND - [SDR AUS20040450](https://openairdocs.org/sdr/AUS20040450), May 27, 2004: WIRE HARNESS. BROKEN. (AUS) LT IB WHEEL SPEED SENSOR WIRE BROKEN. RB IB TYRE BLOWNOUT. - [SDR AUS20040167](https://openairdocs.org/sdr/AUS20040167), Feb 25, 2004: AUTOFEATHER SYS. FAULTY. (AUS) AUTOFEATHER UNIT SUSPECT FAULTY. INVESTIGATION COULD FIND NO FAULTS BUT THE LT AND RT AUTOFEATHER UNIT PLUGS WERE CLEANED AND FUNCTIONAL TESTS CARRIED OUT - [SDR AUS20031187](https://openairdocs.org/sdr/AUS20031187), Nov 23, 2003: FAN. FAILED. (AUS) LT RECIRCULATING FAN FAILED. - [SDR AUS20031189](https://openairdocs.org/sdr/AUS20031189), Nov 15, 2003: LINE. FAILED. (AUS) LT MAIN LANDING GEAR UP LINE FAILED. LOSS OF HYDRAULIC FLUID. - [SDR AUS20031188](https://openairdocs.org/sdr/AUS20031188), Nov 13, 2003: PROPELLER. DAMAGED. (AUS) LT PROPELLER FAULTY. LIMITED INFORMATION PROVIDED. All 101: https://openairdocs.org/engine/pratt-whitney-canada-pw125b/reports.md ## STCs that may be installed (OpenAirDocs) (11) Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SE00023EN](https://openairdocs.org/stc/SE00023EN): Installation of Oil Tank Filler Neck Check Valve, Part Number TSA100Sa, Parts List Rev A dated 7/3/1997. Helicopter Support Inc Services Div - [STC SE00344LA](https://openairdocs.org/stc/SE00344LA): Installation of Western Filter Corp. oil filter element, P/N WF334638, as a replacement for the P&W Canada filter element, P/N 3112895-01, in the lubrication system. Western Filter Corporation - [STC SE792NE](https://openairdocs.org/stc/SE792NE): Installation of oil tank filler neck check valve P/N TSA-100 SA. Aviation Components Support - [STC SE00097LA](https://openairdocs.org/stc/SE00097LA): Installation of strainer element, P/N 90220, as a replacement for strainer element, P/N 3106403-01, in the oil pressure transfer tube assembly. Ejay Filtration, Inc - [STC SE01045AT](https://openairdocs.org/stc/SE01045AT): Installation of engine ignition lead. Unison Industries - [STC SE00074LA](https://openairdocs.org/stc/SE00074LA): Installation of Puroflow filter element, P/N 11-11064, as a replacement for P&W Canada filter element, P/N3029315 (and optional numbers) in the reduction gearbox scavenge oil filtering system. Puroflow Corporation - [STC SE00075LA](https://openairdocs.org/stc/SE00075LA): Installation of Puroflow filter element, P/N 11-11065, as a replacement for P&W Canada filter element, P/N3112895-01, in the reduction gearbox scavenge oil filtering system. Puroflow Corporation - [STC SE00076LA](https://openairdocs.org/stc/SE00076LA): Installation of Puroflow filter element, P/N 11-11084, as a replacement for P&W Canada filter element, P/N3035681 (and optional part numbers) in the engine fuel filtering system. Puroflow Corporation - [STC SE00079LA](https://openairdocs.org/stc/SE00079LA): Installation of Puroflow filter element, P/N 11-11085, as a replacement for P&W Canada filter element, P/N3035728 (and optional part numbers) in the engine fuel filtering system. Puroflow Corporation - [STC SE00082LA](https://openairdocs.org/stc/SE00082LA): Installation of Puroflow filter element, P/N 11-11102, as a replacement for P&W Canada filter element, P/N3038454, in the engine fuel filtering system. Puroflow Corporation - [STC SE00083LA](https://openairdocs.org/stc/SE00083LA): Installation of Puroflow filter element, P/N 70-106, as a replacement for P&W Canada filter element, P/N3034190, in the reduction gearbox scavenge oil filtering system. Puroflow Corporation ## PMA parts (OpenAirDocs) (319, 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. - [3032255CL2CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191902940220260217155849.0001): Weight Balance Compressor. Core Parts LLC · PMA PQ05326NM · Replaces 3032255CL2 · Jan 6, 2026 - [3032255CL4CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181545932020260217155850.0001): Weight Balance Compressor. Core Parts LLC · PMA PQ05326NM · Replaces 3032255CL4 · Jan 6, 2026 - [3032255CL5CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168234696220260217155850.0001): Weight Balance Compressor. Core Parts LLC · PMA PQ05326NM · Replaces 3032255CL5 · Jan 6, 2026 - [3032255CL3CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152118224920260217155849.0001): Weight Balance Compressor. Core Parts LLC · PMA PQ05326NM · Replaces 3032255CL3 · Jan 6, 2026 - [ST3086-013CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139847229320260217160512.0001): Packing Preformed. Core Parts LLC · PMA PQ05326NM · Replaces ST3086-013 · Jan 6, 2026 - [3032255CL1CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137001436220260217155848.0001): Weight Balance Compressor. Core Parts LLC · PMA PQ05326NM · Replaces 3032255CL1 · Jan 6, 2026 - [3015234CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID190658425320260217153955.0001): Nut Self-Locking Shank. Core Parts LLC · PMA PQ05326NM · Replaces 3015234 · Jan 5, 2026 - [3031098CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID126672255320260217153252.0001): Rivet Tubular Countersunk. Core Parts LLC · PMA PQ05326NM · Replaces 3031098 · Jan 5, 2026 - [3010880CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117245394120260217153009.0001): Gasket Igniter. Core Parts LLC · PMA PQ05326NM · Replaces 3010880 · Jan 5, 2026 - [3003987CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID110231097220260217153647.0001): Pin Lock. Core Parts LLC · PMA PQ05326NM · Replaces 3003987 · Jan 5, 2026 - [3018344CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103008963120260217153140.0001): Rivet Tubular Countersunk. Core Parts LLC · PMA PQ05326NM · Replaces 3018344 · Jan 5, 2026 - [WF329398](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173837820120250624152917.0001): Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3035681, 5905587, Alternate… · Jun 2, 2025 - [WF429940](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168842044420250624152911.0001): Switch, Differential Pressure Indicator. Donaldson Company Inc · PMA PQ2432CE · Replaces 5905588, 3035683 · Jun 2, 2025 - [3034508WFC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168792409620250624152910.0001): Oil Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3034508 3036376, Alternate: 11-11064… · Jun 2, 2025 - [WF334638](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197682983220250602133018.0001): Cleanable Oil Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3112895-01, 3059255-01, 3059254-01… · May 23, 2025 - [WF331451](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192483939520250602133018.0001): Non-Cleanable Oil Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3034190, Alternate: 3059253-01… · May 23, 2025 - [WF334591](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121150890220250602133018.0001): Filter Element. Donaldson Company Inc · PMA PQ2432CE · Replaces 3038454, Alternate: 11-11102… · May 23, 2025 - [3014422AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID157889633320250310190842.0001): Packing with Retainer. Aero Attitude, LLC · PMA PQ00001CB · Replaces PWC 3014422 · Feb 25, 2025 - [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 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189082045720240129140717.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 7590048AM · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184790841820240129140716.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059777-01 · Dec 11, 2023 - [7587923AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178335771520240129140707.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059255-01 · Dec 11, 2023 - [7587923AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176073949320240129140706.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059252-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173270088920240129140709.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3020291 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171676279420240129140714.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3038454 · Dec 11, 2023 - [7587923AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168806079720240129140707.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3112895-01 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168658722420240129140716.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 725825 · Dec 11, 2023 - [7587923AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167757756320240129140706.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059253-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165226990020240129140710.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3015330 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID161839470920240129140715.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3035729 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159127581320240129140711.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3034742 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID155717735120240129140711.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3034743 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154138367520240129140715.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3035728 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID153308215920240129140710.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3014635 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152901791720240129140712.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059256-01 · Dec 11, 2023 - [7587923AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146767814120240129140705.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3034190 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID145978549120240129140715.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059775-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID145669272020240129140709.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3036376 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139656555320240129140715.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059776-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135679117420240129140714.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3111843-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID130080262720240129140709.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3034508 · Dec 11, 2023 - [7587923AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID128560613620240129140707.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059254-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID128292367220240129140713.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3059414-01 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123642627020240129140715.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3035317 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117230667420240129140713.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3073301-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID116433161920240129140708.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3029316 · Dec 11, 2023 - [7590526AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113632618020240129140716.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 7587615AM · Dec 11, 2023 - [7587923AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113611469520240129140707.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 7590047-101AM · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105468072420240129140712.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3054626-01 · Dec 11, 2023 - [7578659AM](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105269689420240129140708.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 3029315 · Dec 11, 2023 All of them: https://openairdocs.org/engine/pratt-whitney-canada-pw125b/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.