Williams International FJ44-4A
353 aircraft on the U.S. register carry a Williams International FJ44-4A engine, rated at about 3,443 pounds of thrust. The Cessna 525 CitationJet (CJ series) is the model most often fitted with it (338 aircraft). The aircraft carrying it were built between 2011 and 2026.
The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Williams International FJ44-4A. FAA spelling: FJ44-4A.
Fitted to model families
Cessna 525 CitationJet (CJ series)338Pilatus PC-2415
Where they are owner's state
Texas51Utah33Delaware28Florida19California18Tennessee12Alabama10Montana9Missouri9Indiana9
Kind of aircraft
Business jets353 (100%)
When the aircraft were built by decade
What the FAA has certified, ordered and been told about the Williams International FJ44-4A the component layer
No FAA order in the current files names this engine series. Operators and repair shops have filed 74 failure reports with the FAA since 1995, 74 of them in the last ten years.
Failure reports 74 since · what operators and shops told the FAA
Parts most often reported as the reports name them
Rotor31Blade10Compressor5Alternator2Blades2Compressor Blade2Heater2Windshield2Actuator1Ahrs1
Latest reports
2026-08-06Gearbox: contaminated
2025-06-27Compressor: damaged
2024-09-18Spinner: damaged
2024-06-20Start Button: deactivated
2024-03-11Bearing: failed
Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.
Connections how this engine series links to the rest of the register
Fitted to
- Cessna 525 CitationJet (CJ series) 338 with this engine series
- Pilatus PC-24 15 with this engine series
Where they are
- Texas 51 of these aircraft
- Utah 33 of these aircraft
- Delaware 28 of these aircraft
- Florida 19 of these aircraft
- California 18 of these aircraft
Biggest operators
- Bank Of Utah Trustee 13 of these aircraft
- Tvpx Aircraft Solutions INC Trustee 7 of these aircraft
- Textron Aviation INC 6 of these aircraft
- Poet INC 3 of these aircraft
Airworthiness
- Failure reports on the Williams International FJ44-4A 74 reports since 1995
Analytics
These connections as data: /graph/engine/williams-international-fj44-4a.json · about the eFlight graph.
Aircraft newest certificates first · 353
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N357B | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Bv Aviation Vi LLC Idaho Falls, Idaho |
Standard | 2018-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N51AC | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Avis Industrial CORP Upland, Indiana |
Standard | 2018-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N246GS | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Golden State Lumber INC Petaluma, California |
Standard | 2018-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N379BC | Cessna 525C |
Fixed-wing, multi-engine | Bmc Holdings II LLC Albuquerque, New Mexico |
Standard | 2018-10-11 | ValidFAA registration status code V: Valid registration. All codes |
| N74JX | Pilatus Aircraft Ltd PC-24 |
Fixed-wing, multi-engine | Polymer Pilatus LLC Wilmington, Delaware |
Standard | 2018-10-11 | ValidFAA registration status code V: Valid registration. All codes |
| N658GR | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Gless Ranch INC Riverside, California |
Standard | 2018-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N926JJ | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Ruan INC Des Moines, Iowa |
Standard | 2018-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N664MV | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Fmt LLC Greenwich, Connecticut |
Standard | 2018-07-26 | ValidFAA registration status code V: Valid registration. All codes |
| N765DF | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Individual owner Virginia |
Standard | 2018-05-21 | ValidFAA registration status code V: Valid registration. All codes |
| N548AJ | Cessna 525C |
Fixed-wing, multi-engine | Tm Aircraft Leasing LLC Wilmington, Delaware |
Standard | 2018-05-17 | ValidFAA registration status code V: Valid registration. All codes |
| N500CB | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Community Operations INC Brandon, Mississippi |
Standard | 2018-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N234SV | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2017-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N460TT | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Tt Leasing LLC Houston, Texas |
Standard | 2017-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N109CA | Cessna 525C |
Fixed-wing, multi-engine | Jaf Aviation LLC Englewood, Colorado |
Standard | 2017-12-13 | ValidFAA registration status code V: Valid registration. All codes |
| N806SW | Cessna 525C |
Fixed-wing, multi-engine | Co-owned owner Texas |
Standard | 2017-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N313GL | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Charter Express INC Little Rock, Arkansas |
Standard | 2017-10-30 | ValidFAA registration status code V: Valid registration. All codes |
| N539LC | Cessna 525C |
Fixed-wing, multi-engine | Hangar 39 LLC Elkhart, Indiana |
Standard | 2017-10-06 | ValidFAA registration status code V: Valid registration. All codes |
| N155LP | Cessna 525C |
Fixed-wing, multi-engine | Knot for Free LLC Fruitland Park, Florida |
Standard | 2017-09-11 | ValidFAA registration status code V: Valid registration. All codes |
| N8707 | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Citation 2017 LLC Chesterfield, Missouri |
Standard | 2017-07-20 | ValidFAA registration status code V: Valid registration. All codes |
| N56AY | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | A y Mcdonald Industries INC Dubuque, Iowa |
Standard | 2017-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N777QK | Cessna 525C |
Fixed-wing, multi-engine | Nevada Restaurant Services INC North Las Vegas, Nevada |
Standard | 2017-05-25 | ValidFAA registration status code V: Valid registration. All codes |
| N329LH | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | N329Lh LLC San Diego, California |
Standard | 2017-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N1MG | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Hagedorn Aviation INC Columbus, Ohio |
Standard | 2017-04-12 | ValidFAA registration status code V: Valid registration. All codes |
| N525PZ | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Zeliff Aviation LLC Batavia, New York |
Standard | 2017-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N986ST | Cessna 525C |
Fixed-wing, multi-engine | Tvpx Ars INC Trustee North Salt Lake, Utah |
Standard | 2017-03-06 | ValidFAA registration status code V: Valid registration. All codes |
| N97KT | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Ktkj Sky Link LLC Houston, Texas |
Standard | 2017-01-12 | ValidFAA registration status code V: Valid registration. All codes |
| N446CJ | Cessna 525C |
Fixed-wing, multi-engine | Textron Aviation INC Wichita, Kansas |
Standard | 2017-01-05 | ValidFAA registration status code V: Valid registration. All codes |
| N11AK | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Kmg LLC Anchorage, Alaska |
Standard | 2016-12-27 | ValidFAA registration status code V: Valid registration. All codes |
| N565PB | Cessna 525C |
Fixed-wing, multi-engine | Jcl Aviation LLC Salt Lake City, Utah |
Standard | 2016-12-21 | ValidFAA registration status code V: Valid registration. All codes |
| N238TD | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Pacific International Vegetable Marketing INC Salinas, California |
Standard | 2016-12-06 | ValidFAA registration status code V: Valid registration. All codes |
| N431TX | Cessna 525C |
Fixed-wing, multi-engine | Pay and Save INC Littlefield, Texas |
Standard | 2016-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N267JL | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Lincoln Holdings LLC Sikeston, Missouri |
Standard | 2016-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N12SS | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Shoe Show INC Concord, North Carolina |
Standard | 2016-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N69ME | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Lynnhaven 525 LLC Virginia Beach, Virginia |
Standard | 2016-07-01 | ValidFAA registration status code V: Valid registration. All codes |
| N2286B | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Thornapple Flying Services LLC Hastings, Michigan |
Standard | 2016-05-09 | ValidFAA registration status code V: Valid registration. All codes |
| N10GU | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Auburn University Auburn, Alabama |
Standard | 2016-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N888KJ | Cessna 525C |
Fixed-wing, multi-engine | Jfw Leasing LLC Santa Rosa, California |
Standard | 2016-04-04 | ValidFAA registration status code V: Valid registration. All codes |
| N98CH | Cessna 525C |
Fixed-wing, multi-engine | Harrell Ventures LLC Houston, Texas |
Standard | 2016-01-25 | ValidFAA registration status code V: Valid registration. All codes |
| N159H | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Lkw INC Portsmouth, New Hampshire |
Standard | 2015-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N53SF | Cessna 525C |
Fixed-wing, multi-engine | Palali Air LLC Newark, Delaware |
Standard | 2015-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N22UB | Cessna 525C |
Fixed-wing, multi-engine | Cj4 Fpl INC Trustee Wilmington, Delaware |
Standard | 2015-03-27 | ValidFAA registration status code V: Valid registration. All codes |
| N525SJ | Cessna 525C |
Fixed-wing, multi-engine | Sj Aviation LLC Novato, California |
Standard | 2015-01-26 | ValidFAA registration status code V: Valid registration. All codes |
| N448CJ | Cessna 525C |
Fixed-wing, multi-engine | Wings & Wheels LLC Valley View, Texas |
Standard | 2014-10-08 | ValidFAA registration status code V: Valid registration. All codes |
| N65DD | Cessna 525C |
Fixed-wing, multi-engine | Lucky Man LLC Missoula, Montana |
Standard | 2014-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N953FF | Cessna 525C |
Fixed-wing, multi-engine | Floyds Equipment INC Sikeston, Missouri |
Standard | 2014-01-09 | ValidFAA registration status code V: Valid registration. All codes |
| N79JS | Cessna 525C |
Fixed-wing, multi-engine | Jds Aviation INC Jenkintown, Pennsylvania |
Standard | 2013-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N55BW | Cessna 525C |
Fixed-wing, multi-engine | Capitan Peak LLC Mesquite, New Mexico |
Standard | 2013-07-31 | ValidFAA registration status code V: Valid registration. All codes |
| N95CT | Cessna 525C |
Fixed-wing, multi-engine | Pace Aviation LLC Plymouth, Michigan |
Standard | 2013-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N817BT | Cessna 525C |
Fixed-wing, multi-engine | 525-0635 LLC Foothill Ranch, California |
Standard | 2012-11-13 | ValidFAA registration status code V: Valid registration. All codes |
| N770LE | Cessna 525C |
Fixed-wing, multi-engine | Ej Leasing LLC Fargo, North Dakota |
Standard | 2012-10-19 | ValidFAA registration status code V: Valid registration. All codes |
| N460RG | Cessna 525C |
Fixed-wing, multi-engine | G350 Leasing LLC Portland, Oregon |
Standard | 2012-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N32GE | Textron Aviation Inc 525C |
Fixed-wing, multi-engine | Textron Aviation INC Wichita, Kansas |
Standard | Valid (manufacturer)FAA registration status code M: Valid, assigned to the manufacturer under its dealer certificate. All codes | |
| N4CJ | Cessna Aircraft Co 525C |
Fixed-wing, multi-engine | Textron Aviation INC Wichita, Kansas |
Experimental | ValidFAA registration status code V: Valid registration. All codes |
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Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.