# Pratt & Whitney Canada PW123

- Type: Engine model (FAA registry)
- Registry code: 52129
- Manufacturer (registry): P&W CANADA
- Model: PW123
- Engine type: Turbo-prop
- Power: 2,142 hp
- Data sheet: [TCDS E20NE](https://openairdocs.org/tcds/E20NE) (OpenAirDocs)
- Holder: Pratt & Whitney Canada Corp.
- Installed in: 14 registered aircraft
- Page: https://openairdocs.org/engine/pratt-whitney-canada-pw123

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 (14)

- [N330EN](https://openairdocs.org/aircraft/N330EN): [Universal Hydrogen Co](https://openairdocs.org/faa-owner/UNIVERSAL%20HYDROGEN%20CO), [Hawthorne, CA](https://openairdocs.org/faa-place/CA/Hawthorne), built 1991, S/N 274
- [N349PH](https://openairdocs.org/aircraft/N349PH): [Bam Leasing LLC](https://openairdocs.org/faa-owner/BAM%20LEASING%20LLC), [California, MD](https://openairdocs.org/faa-place/MD/California), built 1997, S/N 486
- [N351PH](https://openairdocs.org/aircraft/N351PH): [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 1997, S/N 490
- [N359PH](https://openairdocs.org/aircraft/N359PH): [Bighorn Airways Inc](https://openairdocs.org/faa-owner/BIGHORN%20AIRWAYS%20INC), [Sheridan, WY](https://openairdocs.org/faa-place/WY/Sheridan), built 1998, S/N 514
- [N360PH](https://openairdocs.org/aircraft/N360PH): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 1998, S/N 515
- [N363PH](https://openairdocs.org/aircraft/N363PH): [Wells Fargo Trust Co Na Trustee](https://openairdocs.org/faa-owner/WELLS%20FARGO%20TRUST%20CO%20NA%20TRUSTEE), [Columbia, MD](https://openairdocs.org/faa-place/MD/Columbia), built 1998, S/N 520
- [N365PH](https://openairdocs.org/aircraft/N365PH): [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 1998, S/N 526
- [N367PH](https://openairdocs.org/aircraft/N367PH): [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 1998, S/N 511
- [N436YV](https://openairdocs.org/aircraft/N436YV): [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), S/N 436
- [N444YV](https://openairdocs.org/aircraft/N444YV): [Wells Fargo Trust Co Na Trustee](https://openairdocs.org/faa-owner/WELLS%20FARGO%20TRUST%20CO%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), S/N 444
- [N449YV](https://openairdocs.org/aircraft/N449YV): [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 1996, S/N 449
- [N8200H](https://openairdocs.org/aircraft/N8200H): [Dynamic Avlease Inc](https://openairdocs.org/faa-owner/DYNAMIC%20AVLEASE%20INC), [Bridgewater, VA](https://openairdocs.org/faa-place/VA/Bridgewater), built 1997, S/N 494
- [N8300G](https://openairdocs.org/aircraft/N8300G): [US Special Operations Command](https://openairdocs.org/faa-owner/US%20SPECIAL%20OPERATIONS%20COMMAND), [Tampa, FL](https://openairdocs.org/faa-place/FL/Tampa), built 1991, S/N 298
- [N993BH](https://openairdocs.org/aircraft/N993BH): [Bighorn Airways Inc](https://openairdocs.org/faa-owner/BIGHORN%20AIRWAYS%20INC), [Sheridan, WY](https://openairdocs.org/faa-place/WY/Sheridan), built 1998, S/N 524

## NTSB investigations (12)

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 DCA17CA071](https://openairdocs.org/ntsb/DCA17CA071), Feb 13, 2017: Bombardier DHC 8 311 (N838CA), Dulles, VA, no damage. Probable cause: an inadvertent encounter with clear air turbulence.
- [NTSB DCA16CA226](https://openairdocs.org/ntsb/DCA16CA226), Sep 24, 2016: Bombardier DHC 8 202 (N366PH), Dulles, VA, substantial damage. Probable cause: incorrect installation of the frangible towing fuse that prevented the nose landing gear from extending.
- [NTSB ENG15IA024](https://openairdocs.org/ntsb/ENG15IA024), Jun 5, 2015: Bombardier DHC 8 (N363PH), Windsor Locks, CT, incident, minor damage. Probable cause: The arcing failure of the windshield heat power wire on the right windshield due to unknown reasons. Contributing to the severity of the fire was the lack of training or guidance provided to the crew…
- [NTSB ERA09LA529](https://openairdocs.org/ntsb/ERA09LA529), Aug 29, 2009: Bombardier DHC-8-202 (N367PH), Sterling, VA, substantial damage. Probable cause: Undetermined.
- [NTSB ERA09LA444](https://openairdocs.org/ntsb/ERA09LA444), Aug 6, 2009: Boeing Of Canada/Dehav Div DHC-8-311 (N328EN), Fayetteville, NC, no damage. Probable cause: An in-flight encounter with convective clouds resulting in moderate turbulence and serious injury to a flight attendant.
- [NTSB WPR09LA211](https://openairdocs.org/ntsb/WPR09LA211), Apr 21, 2009: De Havilland DHC-8 (N449YV), Phoenix, AZ, substantial damage. Probable cause: The failure of ramp personnel and the flight crew to maintain clearance from ground equipment while taxiing. Contributing to the accident was the improper positioning of the ground equipment.
- [NTSB ERA09IA056](https://openairdocs.org/ntsb/ERA09IA056), Nov 16, 2008: DeHavilland DHC-8-311 (N326EN), Philadelphia, PA, incident, minor damage. Probable cause: The mechanical overload of the nosewheel steering links for undetermined reasons, which resulted in nose landing gear rotation and its subsequent wedging within the wheel well structure.
- [NTSB DEN08LA055](https://openairdocs.org/ntsb/DEN08LA055), Feb 3, 2008: de Havilland DHC-8-202 (N444YV), Denver, CO, no damage. Probable cause: The encounter with severe turbulence causing serious injury to the flight attendant.
- [NTSB SEA05LA184](https://openairdocs.org/ntsb/SEA05LA184), Aug 29, 2005: Bombardier DHC-8-202 (N363PH), Portland, OR, substantial damage. Probable cause: The failure of the flightcrew of the other airplane to maintain clearance while taxiing.
- [NTSB DEN05IA084](https://openairdocs.org/ntsb/DEN05IA084), May 30, 2005: de Havilland DHC-8-202 (N454YV), Denver, CO, incident, no damage. Probable cause: The improper procedures conducted by the ground personnel and the flight crew's failure to coordinate procedures with the ground personnel during push back operation which resulted in the collision…
- [NTSB FTW98LA353](https://openairdocs.org/ntsb/FTW98LA353), Jul 27, 1998: de Havilland DH-8-202 (N449YV), Telluride, CO, substantial damage. Probable cause: The inadequate chocks and inadequate chocking procedures by the operator. Factors were the unavailability of the parking brake and sloping terrain.
- [NTSB MIA98LA017](https://openairdocs.org/ntsb/MIA98LA017), Nov 1, 1997: de Havilland DH-8-201 (N988HA), Jacksonville, FL, no damage. Probable cause: The passengers failure to secure her seatbelt as directed by the flight crew (seatbelt sign illuminated) on initial takeoff climb resulting in her ejection from her seat during an encounter with…

## FAA accident and incident reports (54, newest 50)

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 20170814017969I](https://openairdocs.org/incident/20170814017969I), Aug 14, 2017: Bombardier Inc DHC-8-202 (N359PH), Albany, NY, No damage. The pilot reported the aircraft took off and encountered the #2 engine unresponsive to power lever input and experienced torque fluctuations. This lead to the…
- [Incident 20170517009699I](https://openairdocs.org/incident/20170517009699I), May 17, 2017: Bombardier Inc DHC-8-202 (N361PH), Latham, NY, Minor damage. On may 17th, 2017 at 13:45Z a commutair DHC-8-202 aircraft operating as united express flight 4915 from ewr to alb experienced a nose gear door unsafe…
- [Incident 20161228023599I](https://openairdocs.org/incident/20161228023599I), Dec 28, 2016: Bombardier Inc DHC-8-202 (N379PH), Newark, NJ, No damage. Newark, NJ (ewr): N379PH, DH8, returned and landed on runway 4L after reporting a number 2 engine shutdown on 12/28/16 at 1921Z. The original event was…
- [Incident 20160924019569I](https://openairdocs.org/incident/20160924019569I), Sep 24, 2016: Bombardier Inc DHC-8-202 (N366PH), Chantilly, VA, Minor damage. Nose landing gear failed to extend. First flight out of "a" check. Nose landing gear frangible fuse was replaced during the "a" check. Frangible fuse was…
- [Incident 20160726011579I](https://openairdocs.org/incident/20160726011579I), Jul 26, 2016: Bombardier Inc DHC-8-202 (N362PH), Chantilly, VA, No damage. On July 26 2016 at approximately 1830 EST, a DHC-8-200, N362PH, united express flight 4979 operated by champlain enterprises LLC, d.b.a. commutair departed the…
- [Incident 20160221001749I](https://openairdocs.org/incident/20160221001749I), Feb 21, 2016: Bombardier Inc DHC-8-202 (N367PH), Dulles, VA, No damage. On 02/21/2016, at approximately 13:20 EST, a commutair DHC-8-202 aircraft flying as united express flight 4944 experienced a left engine failure and associated…
- [Incident 20160210001739I](https://openairdocs.org/incident/20160210001739I), Feb 10, 2016: Bombardier Inc DHC-8-202 (N367PH), Latham, NY, No damage. On 2/10/2016, at approximately 0855 EST, a commutair DHC-8-202 aircraft while flying as united express flight 4775, on departure from Albany international(alb)…
- [Incident 20160129001729I](https://openairdocs.org/incident/20160129001729I), Jan 29, 2016: Bombardier Inc DHC-8-202 (N360PH), Newark, NJ, No damage. On 1/29/2016 at approximately 15:40 EST flight 5008 returned to ewr and landed on rwy 29 after reporting an engine oil pressure problem. Further investigation…
- [Incident 20151225019199I](https://openairdocs.org/incident/20151225019199I), Dec 25, 2015: Bombardier Inc DHC-8-311 (N857CA), Rochester, NY, No damage. On 12/25/2015 at approx. 15:13 jjba flight 3585 returned and landed at roc rwy 04 after declaring an emergency due to an uncommanded propeller feathering event…
- [Incident 20151202019179I](https://openairdocs.org/incident/20151202019179I), Dec 2, 2015: Bombardier Inc DHC-8-202 (N368PH), Pittsburgh, PA, No damage. On decemember 2, 2015 commutair flight 4772 departed Washington dulles intl airport at approximately 1312Z headed for fayitville, NC. Shortly after departure,…
- [Incident 20150621007989I](https://openairdocs.org/incident/20150621007989I), Jun 21, 2015: Bombardier Inc DHC-8-202 (N363PH), Canandaigua, NY, No damage. Canandaigua airport, NY (D38):commutair flight 770, a DH8, diverted and landed on runway 31 due to a fire in the lavatory and smoke in the cockpit. The pilot…
- [Incident 20150605008489I](https://openairdocs.org/incident/20150605008489I), Jun 5, 2015: Bombardier Inc DHC-8-202 (N363PH), Windsor Locks, CT, Minor damage. On June 5, 2015, about 1215 eastern daylight time (EDT), a Bombardier DHC-8-202 airplane, N363PH, had an in-flight cockpit fire during approach into Bradley…
- [Incident 20150422006369I](https://openairdocs.org/incident/20150422006369I), Apr 22, 2015: Bombardier Inc DHC-8-311 (N857CA), Newark, NJ, No damage. While operating flight 4855 from ewr to iad the crew encountered severe icing which caused equipment failures and a diversion to abe. During the climb out of…
- [Incident 20150302001789I](https://openairdocs.org/incident/20150302001789I), Mar 2, 2015: Bombardier Inc DHC-8-202 (N360PH), Newark, NJ, No damage. At 500 feet AGL the #2 prop feathered automatically. The autofeather system was armed at the time of the incident. The f.o. reported that the #2 engine torque…
- [Incident 20120729013549I](https://openairdocs.org/incident/20120729013549I), Jul 29, 2012: Bombardier Inc DHC-8-311 (N857CA), Baltimore, MD, Substantial damage. On July 29, 2012 commutair flight dba united express # 853 a DHC-8-300, landed on runway 33R at 17:27 EST and taxied to gate D12. At 18:44 EST united dispatch…
- [Incident 20111227029809I](https://openairdocs.org/incident/20111227029809I), Dec 27, 2011: Boeing Of Canada/Dehav Div DHC-8-311 (N328EN), Charlotte, NC, Minor damage. On 12/27/2012 piedmont flt#4184 gsp to clt at approximately 15:10 EST. Aircraft N328EN expirenced a low level windshear warning at 200 ft. AGL requiring…
- [Incident 20111119025909I](https://openairdocs.org/incident/20111119025909I), Nov 19, 2011: Boeing Of Canada/Dehav Div DHC-8-311 (N326EN), Roanoke, VA, No damage. Piedmont airlines flight 4237 was departing roa. The aircraft was DHC-8-311, N326EN. The aircraft was on take-off roll when crew received a smoke warning light…
- [Incident 20110818018859I](https://openairdocs.org/incident/20110818018859I), Aug 18, 2011: Boeing Of Canada/Dehav Div DHC-8-311 (N331EN), Asheville, NC, Minor damage. The aircraft returned to the gate with a maintenance problem when a ramp agent noticed smoke coming form the number one engine. He notified the flight crew and…
- [Incident 20110310003429I](https://openairdocs.org/incident/20110310003429I), Mar 10, 2011: Bombardier DHC-8-202 (N359PH), Newark, NJ, No damage. During climb, the aircraft experienced a left wing down aileron trim tab runaway. Aircraft did not respond to right wing down selection. The crew performed the…
- [Incident 20100919051549I](https://openairdocs.org/incident/20100919051549I), Sep 19, 2010: Bombardier DHC-8-202 (N369PH), Newark, NJ, Minor damage. Company statement alleges ground crew gave innacurate marshalling guidance and failed to visually clear both sides of aircraft during taxi in to gate.
- [Accident 20090805048409A](https://openairdocs.org/incident/20090805048409A), Aug 5, 2009: De Havillan DHC-8-311 (N328EN), Fayetteville, NC, No damage. Prior to entering clouds the pilot notified the flight attendant to discontinue the beverage service. The aircraft experienced moderate turbulence for 15…
- [Accident 20090420004609A](https://openairdocs.org/incident/20090420004609A), Apr 20, 2009: Dhav DHC8202 (N449YV), Phoenix, AZ, Substantial damage. (-23) Air suttle flt 2957, struck a ground power unit with right engine propeller while taxiing into gate B24 at Phoenix, AZ.
- [Incident 20090331004789I](https://openairdocs.org/incident/20090331004789I), Mar 31, 2009: Dhav DHC8311 (N333EN), Allentown, PA, Minor damage. Aircraft left propeller struck a redtail hawk during landing rollout. Aircraft taxied to gate without incident. Inspection revealed one propeller blade…
- [Incident 20081217855979I](https://openairdocs.org/incident/20081217855979I), Dec 17, 2008: Dhav DHC8202 (N362PH), Newark, NJ, Minor damage. (-23) At approximately 3:40 am on 12/17/08, N362PH, a DHC-8 operated by Continental connection was struck in the left hand elevator by a de-ice truck boom…
- [Incident 20081116850869I](https://openairdocs.org/incident/20081116850869I), Nov 16, 2008: Dhav DHC8311 (N326EN), Philadelphia, PA, Minor damage. (-23) On Sunday 11/16/2008, piedmont airline flight 4551 (abe-phl) declared an emergency and landed on runway 27L in phl with its nose gear stuck in the wheel…
- [Incident 20080918850919I](https://openairdocs.org/incident/20080918850919I), Sep 18, 2008: Dhav DHC8202 (N363PH), IN, No damage. (-23) An air carrier aircraft on an IFR flight plan at 14,000 feet MSL responded to a terminal collision advisory system (TCAS) resolution advisory (ra)…
- [Accident 20080203010389A](https://openairdocs.org/incident/20080203010389A), Feb 3, 2008: Dhav DHC8202 (N444YV), Denver, CO, No damage. (-23) Mesa airlines flight 7106 was enroute from casper, WY to Denver, CO. They had occasional light chop at 25,000 feet so they left the seat belt sign on for…
- [Incident 20070118001419I](https://openairdocs.org/incident/20070118001419I), Jan 18, 2007: Dhav DHC8311 (N336EN), Charlottesville, VA, Minor damage. (-23) 01/18/2007, At 1137E, piedmont airlines flight 4339, a DHC-8-311, diverted to cho and landed on runway 21 after reporting an electrical fire in the…
- [Incident 20060702021959I](https://openairdocs.org/incident/20060702021959I), Jul 2, 2006: Dhav DHC8311 (N343EN), Roanoke, VA. (-23) The crew observed that the nose gear would not lock in the up retracted position after takeoff. The crew returned to runway 33 without further incident.…
- [Incident 20060128000939I](https://openairdocs.org/incident/20060128000939I), Jan 28, 2006: Dhav DHC8202 (N368PH), Seattle, WA. (-23) At approx 1830 LCL, horizon flt 223 enroute from yvr to pdx encountered reduced cabin pressure causing thru FL 180 approx 50NM from sea. Crew made an…
- [Accident 20050829019919A](https://openairdocs.org/incident/20050829019919A), Aug 29, 2005: Dhav DHC8202 (N363PH), Portland, OR, Substantial damage. (-23) While taxiing for takeoff NWA5 struck HORIZON66. The impact resulted in substantial damage to the horizon DHC-8 aircraft. Horizon 66 was holding short of…
- [Incident 20050530012029I](https://openairdocs.org/incident/20050530012029I), May 30, 2005: Dhav DHC8202 (N454YV), Denver, CO, Minor damage. (-23) Mesa-8 aircraft was being pushed back by skywest. Tug driver [privacy data omitted] was training driver ^priva^ on ramp pushbacks. During a turn, the tug…
- [Incident 20021123032089I](https://openairdocs.org/incident/20021123032089I), Nov 23, 2002: Dhav DHC8202 (N366PH), Portland, OR. (-23) On approach to pdx, landing gear handle was selected down and indicated three red (unsafe) lights. Gear did not come out of the wheel wells. Crew…
- [Incident 20021119033789I](https://openairdocs.org/incident/20021119033789I), Nov 19, 2002: Dhav DHC8202 (N367PH), Portland, OR. (-23) Horizon air flight 2056 rdm to sea diverted to Portland or. When they experienced smoke in cabin and cockpit. Maintenance at Portland or. Ran both…
- [Incident 20020906024149I](https://openairdocs.org/incident/20020906024149I), Sep 6, 2002: Dhav DHC8202 (N436YV), Palm Springs, CA. (-23) A mesa airlines Dehavilland DHC-8-202, call sign ash 902 was being repositioned to Palm Springs airport from phoenix, AZ, when during descent the number…
- [Incident 20020713025289I](https://openairdocs.org/incident/20020713025289I), Jul 13, 2002: Dhav DHC8202 (N354PH), Portland, OR. (-23) Aircraft experienced roll control binding in flight. Pilot returned to field without incident. Maintenance troubleshot system and discovered safety wire…
- [Incident 20020312004279I](https://openairdocs.org/incident/20020312004279I), Mar 12, 2002: Dhav DHC8202 (N361PH), Portland, OR. (-23) During taxi #2 engine fire warning system activated. Flight crew performed engine fire checklist and called for CFR. Engine fire warning ceased at…
- [Incident 20020311003679I](https://openairdocs.org/incident/20020311003679I), Mar 11, 2002: Dhav DHC8202 (N353PH), Seattle, WA, Minor damage. (-23) A food & beverage (fab) cart ran into the tail cone of N353PH during push-back ground operations at sea-tac intl. Airport. The aircraft sustained minor…
- [Incident 20020307002969I](https://openairdocs.org/incident/20020307002969I), Mar 7, 2002: Dhav DHC8311 (N328EN), Pittsburgh, PA, Minor damage. (-23) On 07MAR2002 at 0822E piedmont airlines flight 3456 lost the number one wheel assembly when landing on runway 28R. No assistance was requested by the…
- [Incident 20020212004289I](https://openairdocs.org/incident/20020212004289I), Feb 12, 2002: Dhav DHC8202 (N358PH), Redmond, OR. (-23) During descent to rdm, smoke entered cabin with lav smoke alarm sounding. Flight initiated smoke evacuation procedures and notifed CFR@rdm. Aircraft…
- [Incident 20020107002819I](https://openairdocs.org/incident/20020107002819I), Jan 7, 2002: Dhav DHC8202 (N367PH), Seattle, WA. (-23) On flight 2331 from lewiston Idaho to Seattle Washington crew noted noise and vibration on approach to seatac. On postflight inspection crew noted that…
- [Incident 20010304005769I](https://openairdocs.org/incident/20010304005769I), Mar 4, 2001: Dhav DHC8202 (N366PH), Portland, OR, Minor damage. (-23) Horizon air flight 2017 a/c N366PH incurred a birdstrike on takeoff from Portland, Oregon. A/c returned to field without incident. Maintenance at pdx did…
- [Incident 20010129000859I](https://openairdocs.org/incident/20010129000859I), Jan 29, 2001: Dhav DHC8202 (N363PH), Seattle, WA, Minor damage. (-23) Noise heard at rotation, notified enroute by yakima (ykm) tower metal had separated from aircraft (a/c). On descent in Seattle/Tacoma (sea) second noise…
- [Incident 20001217038469I](https://openairdocs.org/incident/20001217038469I), Dec 17, 2000: Dhav DHC8201 (N989HA), Binghamton, NY. (-23) On December 17, 2000, at approx. 07:30 local time, a Dehavilland dash 8 series 200 aircraft bearing registration number N989HA, serial number 427,…
- [Incident 20000223016089I](https://openairdocs.org/incident/20000223016089I), Feb 23, 2000: Dhav DHC8202 (N363PH), Redding, CA. (-23)Enroute @ flight level 210 elevator trim frozen. Trim was operable after landing. Maintenance lubed both screw jack assemblies.
- [Incident 20000215016079I](https://openairdocs.org/incident/20000215016079I), Feb 15, 2000: Dhav DHC8202 (N349PH), Redmond, OR. (-23)Aircraft experienced elevator trim freezing @ flight level 230. Outside air temp was -40C. When aircraft decended trim became operable. Small amounts of…
- [Incident 20000209019549I](https://openairdocs.org/incident/20000209019549I), Feb 9, 2000: Dhav DHC8202 (N359PH), Seattle, WA. (-23)Aileron trim was observed by the crew to be moving left without any crew input. Crew pulled circuit beaker and continued the flight without further…
- [Incident 20000208001839I](https://openairdocs.org/incident/20000208001839I), Feb 8, 2000: Dhav DHC8202 (N349PH), Victoria, Bc, CN. (-23) Aircraft experienced an autofeather on #2 engine shortly after rotation. Aircraft returned to the field without event. Maintenance discovered cannon plug…
- [Incident 19990708034389I](https://openairdocs.org/incident/19990708034389I), Jul 8, 1999: Dhav DHC8* (N345PH), Wenatchee, WA. (-23) No. 2 prop feathered without pilot command in climb. A/c returned to point of takeoff. Maint replaced prop, prop control unit and torque signal…
- [Incident 19990427020029I](https://openairdocs.org/incident/19990427020029I), Apr 27, 1999: Dhav DHC8202 (N449YV), Philipsburg, PA. On approach landing gear down light would not illuminate. Crew reactivated gear lever and reset, light illuminated. Trouble shooted after landing and found bad…

All 54: https://openairdocs.org/engine/pratt-whitney-canada-pw123/incidents.md

## Service difficulty reports (1,854, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR 8G9R202509110001](https://openairdocs.org/sdr/8G9R202509110001), Sep 8, 2025: PUMP. MAKING METAL. HYDRAULIC SYSTEM FOUND CONTAMINATED WITH METAL FROM FAILED L/H ENGINE-DRIVEN HYDRAULIC PUMP.
- [SDR 7C7A2023012760010](https://openairdocs.org/sdr/7C7A2023012760010), Jan 26, 2023: ENGINE. LEAKING. UNSCHEDULED #1 ENGINE CHANGE DUE TO INTERNAL OIL LEAK
- [SDR 2023FA0000368](https://openairdocs.org/sdr/2023FA0000368), Nov 28, 2022: BLADES. FRACTURED. REGIONAL ONE INC. ENGINE SERIAL NUMBER AR0036 WAS RECEIVED AT STANDARDAERO FOR A POST RENTAL INSPECTION, DURING RECEIVING INSPECTION IT WAS NOTED THAT THE ENGIN
- [SDR CA190801001](https://openairdocs.org/sdr/CA190801001), Jul 29, 2019: HOSE. LEAKING. (CAN) ON GEAR RETRACTION CREW REPORTED A BANG FROM NOSE AREA AND THEN THE ISO VALVE LIGHT CAME ON, #2 HYDRAULIC QUANTITY WENT DOWN, MAIN GEAR WENT UP NOSE DID N
- [SDR CA190725002](https://openairdocs.org/sdr/CA190725002), Jul 18, 2019: BLADE. DAMAGED. (CAN) AIRCRAFT CLIMBED TO INITIAL CRUISE AT FL190 BUT ENCOUNTERED ICING. ICING WAS BEING SHED NORMALLY BUT CREW ELECTED TO CLIMB TO AVOID IT. AS THEY CLIMBED TH
- [SDR CA190709011](https://openairdocs.org/sdr/CA190709011), Jul 5, 2019: CAPACITOR. DAMAGED. (CAN) THE OCCURRENCE HAPPENED ON GROUND DURING MAINTENANCE WITH NO PASSENGERS OR FLIGHT CREW ON BOARD. DESCRIPTION: DURING MAINTENANCE, IT WAS DISCOVERED SMOKE 
- [SDR CA190708002](https://openairdocs.org/sdr/CA190708002), Jul 5, 2019: BLADE. DAMAGED. (CAN) NATO SUPPORT ENGINE WAS RECEIVED FOR INVESTIGATION AND REPAIR DUE TO OPERATOR REPORTED AN IN-FLIGHT SHUTDOWN ON TAKE-OFF AT 600 FT. (TC# 20190708002)
- [SDR CA190703011](https://openairdocs.org/sdr/CA190703011), Jun 30, 2019: OUTFLOW VALVE. MALFUNCTIONED. (CAN) FLIGHT CREW REPORTED LOSS OF PRESSURIZATION AT 23000` . EMERGENCY DECENT CARRIED OUT. MAINTENANCE REPLACED THE FORWARD OUTFLOW VALVE, PN 103068-14, SN 14-
- [SDR CA190626004](https://openairdocs.org/sdr/CA190626004), Jun 25, 2019: ACTUATOR. FAILED. (CAN) ON APPROACH THE CREW RECEIVED A GEAR UNSAFE INDICATION FOR THE R/H MAIN LANDING GEAR WHEN GEAR SELECTED DOWN. THEY CONDUCTED A MISSED APPROACH AND A SUCCE
- [SDR CA190628008](https://openairdocs.org/sdr/CA190628008), Jun 21, 2019: SWITCH. BROKEN. (CAN) WE HAD AN ENGINE IFSD ON MSN 522 DUE TO THE RH ENGINE SURGE BETWEEN 80% AND 120% ON FRIDAY 21/JUNE/19. PRECAUTION ENGINE SHUT DOWN WAS PERFORMED AND THE A
- [SDR CA190624016](https://openairdocs.org/sdr/CA190624016), Jun 20, 2019: FMC. FAULTED. (CAN) DURING LEVEL FLIGHT THE A/C WOULD DESCEND 100FT AND THEN CLIMB BACK UP TO SELECTED ALTITUDE AND LEVEL OFF. ON APPROACH WITH GLIDE-SLOPE CAPTURED THE A/C W
- [SDR CA190703016](https://openairdocs.org/sdr/CA190703016), Jun 20, 2019: BATTERY. HOT. (CAN) CREW REPORTED AUX BATTERY HOT WARNING IN CRUISE. AIRCRAFT DIVERTED TO AN ALTERNATE AIRPORT (YQB) AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE AUX
- [SDR CA190704001](https://openairdocs.org/sdr/CA190704001), Jun 20, 2019: ENGINE. SURGES. (CAN) PILOT REPORTED THAT #2 ENGINE STARTED SURGING IMMEDIATELY AFTER THE AIRCRAFT WAS AIRBORNE AND WITH THE GEAR SELECTED UP. PILOT INITIALLY HEARD THE CYCLING
- [SDR CA190605004](https://openairdocs.org/sdr/CA190605004), Jun 3, 2019: CONNECTOR. OVERHEATED. (CAN) WHILE TROUBLESHOOTING A TRIPPED CABIN OVERHEAD LIGHTING SYSTEM CIRCUIT BREAKER, ELECTRICAL CONNECTORS 3320-J35 AND 3320-P40 WERE FOUND WITH SIGNIFICANT OV
- [SDR CA190628009](https://openairdocs.org/sdr/CA190628009), Apr 30, 2019: ENGINE. DETERIORATED. (CAN) AIRCRAFT REPORTED STALL/SURGE AROUND 60-70% DURING ACCELERATION AND DECELERATION. PILOTS REPORTED THE DEFECT ON THE#1 ENGINE, HOWEVER UPON INVESTIGATION T
- [SDR CA190502018](https://openairdocs.org/sdr/CA190502018), Apr 28, 2019: TRANSFORMER. BURNED. (CAN) 1ST INSTANCE DURING GROUND ENGINE RUN AC GEN CAUTION LIGHT CAME ON - AC GEN REPLACED. 2ND TIME AC GEN CAUTION LIGHT CAME AND AIR TURN BACK WAS INITIATED, 
- [SDR CA190415012](https://openairdocs.org/sdr/CA190415012), Apr 14, 2019: AHRS. FAILED. (CAN) PILOT REPORT THAT THE #2 EHSI AND EADI FAILED ON CLIMBOUT. MAINTENANCE ACTION: #2 AHRS REPLACED AND TESTED IAW AMM 34-20-00. AIRCRAFT HOURS: 66071:48. CYC
- [SDR CA190327004](https://openairdocs.org/sdr/CA190327004), Mar 26, 2019: STARTER GEN. FAILED. (CAN) PILOTS STARTED THE RH ENGINE AND THE DC GENERATOR WOULD NOT COME ONLINE, SO THEY SHUT DOWN THE ENGINE AND WHEN THEY ATTEMPTED TO START THE ENGINE FOR THE 
- [SDR CA190326001](https://openairdocs.org/sdr/CA190326001), Mar 25, 2019: SENSOR. FAILED. (CAN) ATB CARRIED OUT DUE TO WOW CAUTION DEFECT. PROBLEM TRACED TO #2 NLG WOW SENSOR. WOW SENSOR REPLACED, FUNCTION CHECKS CARRIED OUT, A/C RTS. (TC# 2019032600
- [SDR CA190313001](https://openairdocs.org/sdr/CA190313001), Mar 12, 2019: FUEL FILTER. BYPASSING. (CAN) IN FLIGHT, THE FLIGHT CREW RECEIVED #2 FUEL FILTER BYPASS WARNING LIGHT. THIS RESULTED IN AN AIRBORNE RETURN TO ORIGINATING POINT. REPLACED THE #2 ENGINE 
- [SDR CA190313008](https://openairdocs.org/sdr/CA190313008), Feb 28, 2019: SHAFT. SHEARED. (CAN) 20-FEB-2019 AFTER 50 FLIGHT HOURS CHIP DETECTORS & OIL FILTERS INSPECTED (FAULT ISOLATION-1 FIG 108, SHEET. 3). FOUND SOME BLACK MATERIAL. MATERIAL REMOVE
- [SDR CA190227012](https://openairdocs.org/sdr/CA190227012), Feb 23, 2019: SIGNAL COND UNIT. FAILED. (CAN) 2961 HRS SINCE REPAIR DURING T/O ROLL AS THE LH ENGINE TORQUE WAS RISING TO APPROX 70% THE TORQUE SURGED TO OVER 100% AND PROP RPM DROPPED TO APPOX 600-80
- [SDR CA190218006](https://openairdocs.org/sdr/CA190218006), Feb 17, 2019: FCU. FAILED. (CAN) NO1 ENG ON FINAL AT 20 TQ , RPM DROPPED , ABLE TO GET 1030 RPM WITH COND LEVER AT MAX , OTHER REMAINED AT 1050 GROUND RUNS CARRIED OUT#1 PWR LEVER DOES NO
- [SDR CA190206003](https://openairdocs.org/sdr/CA190206003), Jan 30, 2019: ENGINE. LEAKING. (CAN) ENGINE SERIAL WAS RECEIVED FOR INVESTIGATION AND REPAIR AFTER THE OPERATOR REPORTED INTERNAL OIL LEAKAGE WITHIN THE TURBOMACHINERY WITH VISIBLE OIL LEAKAG
- [SDR CA190219003](https://openairdocs.org/sdr/CA190219003), Jan 16, 2019: OIL SYSTEM. LOW PRESSURE. (CAN) `WHILE THE AIRCRAFT WAS CLIMBING ABOUT 10 MILES NORTH OF CYUL, THE FLIGHT CREW NOTED A LOW OIL PRESSURE INDICATION ON THE RIGHT HAND ENGINE. THE ENGINE PR
- [SDR CA180618003](https://openairdocs.org/sdr/CA180618003), Jun 17, 2018: INDICATOR. MALFUNCTIONED. (CAN) AT FL200, DURING CRUISE IN ICING CONDITIONS, THE CAPTAIN`S ASI DROPPED FROM 190 KIAS TO 120 KIAS. MAINTENANCE ACTION INITIALLY HAD THE SYSTEM PURGED WITH 
- [SDR CA180529014](https://openairdocs.org/sdr/CA180529014), May 28, 2018: PUMP. FAILED. (CAN) LT FUEL PUMP HAD LOW OUTPUT PRESSURE AND MADE GRINDING NOISE. (TC# 20180529014)
- [SDR CA180529013](https://openairdocs.org/sdr/CA180529013), May 25, 2018: BEARING. FAILED. (CAN) THE PILOTS REPORTED A VERY STRONG BURNING SMELL IN THE FLIGHT DECK WHILE ON APPROACH TO THE LOON RIVER TANKER BASE. NO SMOKE OR OBVIOUS INDICATIONS. UPON 
- [SDR CA180423017](https://openairdocs.org/sdr/CA180423017), Apr 21, 2018: BRACKET. CRACKED. (CAN) IN CLIMB UPON GEAR RETRACTION, FLIGHT CREW RECEIVED A LEFT GEAR UNSAFE RED WARNING LIGHT AND A LT DOOR AMBER CAUTION LIGHT. FLIGHT RETURNED AND LANDED WIT
- [SDR CA180208004](https://openairdocs.org/sdr/CA180208004), Feb 1, 2018: TRANSDUCER. FAULTY. (CAN) PILOT CARRIED OUT NR 2 ENG SHUTDOWN DUE TO LOW OIL PRESSURE INDICATION DEFECT, WAS FIXED BY REPLACING THE TRANSDUCER. THE PINS APPEARED TO BE STAINED/CONT
- [SDR CA180117009](https://openairdocs.org/sdr/CA180117009), Jan 16, 2018: SKIN. CRACKED. (CAN) SKIN CRACKED FROM APPROXIMATELY WL STATION 261 TO WL STATION 265. AFT OUTBOARD SIDE OF RT FINLET. (TC NR 20180117009).
- [SDR CA180104005](https://openairdocs.org/sdr/CA180104005), Jan 4, 2018: SPAR CAP. CRACKED. (CAN) LT WING LOWER FORWARD SPAR CAP CRACKED AT LT WS 58. (TC# 20180104005)
- [SDR CA180104006](https://openairdocs.org/sdr/CA180104006), Jan 4, 2018: SPAR CAP. CRACKED. (CAN) RT WING LOWER FORWARD SPAR CAP CRACKED AT RT WS 58. (TC# 20180104006)
- [SDR HNAA2017092500325](https://openairdocs.org/sdr/HNAA2017092500325), Sep 24, 2017: HOSE. RUPTURED. IN FLIGHT, NR 2 ENGINE OIL PSI DROPPED TO ZERO FOLLOWED BY A NR 2 ENGINE FIRE INDICATION. PERFORMED ENGINE SHUTDOWN AND USED BOTH BOTTLES, FIRE INDICATION EXTIN
- [SDR JJBA20170918007](https://openairdocs.org/sdr/JJBA20170918007), Sep 11, 2017: VALVE. FAILED. NR 2 ENGINE POWER SURGING IN FLIGHT. DURING FLIGHT THERE WAS A 10-20 PERCENT POWER SPLIT BETWEEN LEVERS. LATER THE ENGINE BEGAN SURGING AGAIN +/-5 PERCENT, THE 
- [SDR HNAA2017051200162](https://openairdocs.org/sdr/HNAA2017051200162), May 10, 2017: ECU. MALFUNCTIONED. AT FLIGHT LEVEL 9000 FT, NR 1 TORQUE ROLLED BACK 25%. THEN WENT BACK TO NORMAL AND REPEATED. RETURN TO FIELD. REMOVED AND REPLACED THE NR 1 ECU IAW SRT MANUAL, 
- [SDR JJBA20170506024](https://openairdocs.org/sdr/JJBA20170506024), May 6, 2017: OIL SYSTEM. FLUCTUATES. NR 1 OIL PRESSURE FLUCTUATING WITH LOW PRESSURE CAUTION FLICKERING. PERFORMED MTC 7910/01, NO DEFECTS NOTED..
- [SDR HNAA2017031700088](https://openairdocs.org/sdr/HNAA2017031700088), Mar 17, 2017: IGNITER. FAILED. NR 1 ENGINE WILL NOT LIGHT OFF. REMOVED AND REPLACED THE NR 1 ENGINE IGNITERS.
- [SDR JJBA20161219017](https://openairdocs.org/sdr/JJBA20161219017), Dec 19, 2016: UNKNOWN. SMOKE. TOWER REPORTED SMOKE FROM NR 1 ENGINE. ALL PARAMETERS AND INDICATIONS NORMAL, NO SMOKE REPORTED IN CABIN.
- [SDR HNAA2016120900350](https://openairdocs.org/sdr/HNAA2016120900350), Dec 9, 2016: PANEL. MALFUNCTIONED. 1 AND 2 ENGINES HAD 15 PERCENT TORQUE SURGES AT 400 FEET ALTITUDE. REACHED 105 PERCENT TORQUE. REDUCED TORQUE TO 4 PERCENT. SURGE STOPPED. RETURNED TO FIELD. RE
- [SDR JJBA20161207012](https://openairdocs.org/sdr/JJBA20161207012), Dec 7, 2016: SWITCH. FAILED. NR 2 ENGINE SURGED AFTER TAKE OFF. TORQUE WENT 70-140 PERCENT. NR 2 ENGINE SURGING FROM 70 TO 140 BACK AND FORTH RIGHT AFTER GEAR UP, BELOW 500FT. FOLLOWED CHEC
- [SDR JJBA20160916007](https://openairdocs.org/sdr/JJBA20160916007), Sep 16, 2016: PUMP. INOPERATIVE. NR 1 ENGINE SURGED IN-FLIGHT CAUSING AN OVER TORQUE AND ACFT BECAME UNCONTROLLABLE. CREW THEN SHUTDOWN THE ENGINE. REMOVED MFC AND FUEL PUMP, MFC PN 3244853-19,
- [SDR JJBA20160826018](https://openairdocs.org/sdr/JJBA20160826018), Aug 26, 2016: PUMP. INOPERATIVE. NR 1 PROP TORQUE LAGS P/L INPUTS. FLUCTUATES 50% WITH NO P/L INPUTS. R & R THE NR 1 ENGINE FUEL PUMP AND NR 1 ENGINE MFC IAW PWMM 72-01-40 PERFORMED OPS CHECK I
- [SDR JJBA20160816015](https://openairdocs.org/sdr/JJBA20160816015), Aug 16, 2016: ENGINE. FAILED. PILOT REPORTED NR 1 ENGINE LOST OIL PRESSURE THEN THE ENGINE SHUTDOWN. R & R THE NR 1 ENGINE.
- [SDR JJBA20160622011](https://openairdocs.org/sdr/JJBA20160622011), Jun 22, 2016: ENGINE. SMOKE. SMOKE IN THE FLT DECK AFTER ENGINE START. R & R ACM, OPS CHECK FAILED. BORESCOPE INSPECTION-1 AREA WAS MOIST WITH OIL RESIDUE BUT NOT COLLECTIBLE AS A QUANTITY.
- [SDR JJBA20160614007](https://openairdocs.org/sdr/JJBA20160614007), Jun 14, 2016: TSCU. INOPERATIVE. NR 2 ENGINE TORQUE AT 150+ FOR 7-10 SECONDS. R & R NR 2 PROP ASSEMBLY AND R & R NR 2 TSCU. CREW SHUTDOWN THE ENGINE AND RETURNED TO FIELD. PROP ASSEMBLY, PN:806
- [SDR CA160310011](https://openairdocs.org/sdr/CA160310011), Mar 9, 2016: PUMP. FAILED. (CAN) IN CRUISE, CREW NOTICE THAT THE HYDRAULIC LEVEL OF SYSTEM NR 2 WAS 0, THEY DECLARE AN EMERGENCY AND LANDED SAFELY. FURTHER INVESTIGATION, NO SIGN OF HYDRA
- [SDR CA160307004](https://openairdocs.org/sdr/CA160307004), Mar 5, 2016: HOUSING. CRACKED. (CAN) WHILE REPLACING THE ACM FOR AN UNRELATED ISSUE, IT WAS FOUND TO HAVE A CRACK INTERNALLY IN THE HOUSING CAUSING AN OIL LEAK WITH SMOKE IN THE CABIN.
- [SDR CA160302009](https://openairdocs.org/sdr/CA160302009), Mar 1, 2016: BEARING. FAILED. (CAN) WHILE CONDUCTING THE 72 MONTH INSPECTION (CHECK) OF THIS AIRCRAFT, MAINTENANCE HAS DISCOVERED THAT THE UPPER CENTER AILERON BEARING IN THE AILERON CENTER 
- [SDR CA160301020](https://openairdocs.org/sdr/CA160301020), Feb 26, 2016: WINDSHIELD. BURNED. (CAN) ON APPROACH THE CREW EXPERIENCED ARCING AND SMOKE FROM THE FO WINDSHIELD AT THE LOCATION OF THE TERMINAL LUGS. THERE WERE NO ASSOCIATED CAUTION LIGHTS. MA

All 1,854: https://openairdocs.org/engine/pratt-whitney-canada-pw123/reports.md

## STCs that may be installed (OpenAirDocs) (12)

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 SE2805SO](https://openairdocs.org/stc/SE2805SO): Installation of an oil tank safety cap adapter which is intended to prevent loss of oil in the event of loss or damage to the oil filler cap. Jet Avion Corporation
- [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) (344, 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
- [3024146CP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182686186420260217160347.0001): Washer Key. Core Parts LLC · PMA PQ05326NM · Replaces 3024146 · 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/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/DRSDOCID145509498920240129140717.0001): Filter Element. PTI Technologies Inc · PMA PQ1341NM · Replaces 7590048AM · 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

All of them: https://openairdocs.org/engine/pratt-whitney-canada-pw123/pma.md

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