Williams International FJ 44 series
552 aircraft on the U.S. register carry a Williams International FJ 44 series engine, rated at about 1,900 pounds of thrust. The Cessna 525 CitationJet (CJ series) is the model most often fitted with it (517 aircraft). The aircraft carrying it were built between 1981 and 2022.
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 FJ 44 series. FAA spelling: FJ 44 SERIES.
Fitted to model families
Cessna 525 CitationJet (CJ series)517Raytheon Aircraft Company 39021Pilatus PC-247Cessna 501 Citation I/SP6Scaled Composites Llc 2811
Cessna 525 CitationJet (CJ series) · Raytheon Aircraft Company 390 · Pilatus PC-24 · Cessna 501 Citation I/SP · Scaled Composites Llc 281
Where they are owner's state
Texas67Delaware39California39Florida32Tennessee26Ohio21Alabama21Utah19North Carolina18Georgia18
Kind of aircraft
Business jets552 (100%)
When the aircraft were built by decade
What the FAA has certified, ordered and been told about the Williams International FJ 44 series the component layer
No FAA order in the current files names this engine series. Operators and repair shops have filed 168 failure reports with the FAA since 1995, 30 of them in the last ten years.
Failure reports 168 since · what operators and shops told the FAA
Parts most often reported as the reports name them
Blade13Engine9Precooler6Valve6Actuator4Squat Switch4Bulb3Cabin Pressure3Connector3Gyro3
Latest reports
2026-06-19Control Cable: binding
2026-02-03Turbine Blades: damaged
2024-09-12Pressure Valve: failed
2024-09-06Duct: out of position
2024-06-27Warning Message: false activation
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) 517 with this engine series
- Raytheon Aircraft Company 390 21 with this engine series
- Pilatus PC-24 7 with this engine series
- Cessna 501 Citation I/SP 6 with this engine series
Where they are
- Texas 67 of these aircraft
- Delaware 39 of these aircraft
- California 39 of these aircraft
- Florida 32 of these aircraft
- Tennessee 26 of these aircraft
Biggest operators
- Tvpx Aircraft Solutions INC Trustee 6 of these aircraft
- Huff Air LLC 4 of these aircraft
Airworthiness
- Failure reports on the Williams International FJ 44 series 168 reports since 1995
Analytics
These connections as data: /graph/engine/williams-international-fj-44-series.json · about the eFlight graph.
Aircraft newest certificates first · 552
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N78VH | Pilatus Aircraft Ltd PC-24 |
Fixed-wing, multi-engine | Gold Rush Ventures LLC Turlock, California |
Standard | 2019-07-15 | ValidFAA registration status code V: Valid registration. All codes |
| N616PR | Cessna 525 |
Fixed-wing, multi-engine | Rubicon Investments CORP Salem, Oregon |
Standard | 2019-07-11 | ValidFAA registration status code V: Valid registration. All codes |
| N800DT | Cessna 525 |
Fixed-wing, multi-engine | N800Dt LLC Wilmington, Delaware |
Standard | 2019-07-03 | ValidFAA registration status code V: Valid registration. All codes |
| N609SM | Cessna 525 |
Fixed-wing, multi-engine | Carlinda LP Charles City, Iowa |
Standard | 2019-03-21 | ValidFAA registration status code V: Valid registration. All codes |
| N948RM | Cessna 525B |
Fixed-wing, multi-engine | Sts Holdings LLC Cleveland, Mississippi |
Standard | 2019-03-14 | ValidFAA registration status code V: Valid registration. All codes |
| N357BV | Cessna 525C |
Fixed-wing, multi-engine | Hilltop Aviation Services LLC Summit, New Jersey |
Standard | 2019-03-12 | ValidFAA registration status code V: Valid registration. All codes |
| N31WE | Cessna 525 |
Fixed-wing, multi-engine | Worldwide Equipment of Tn INC Knoxville, Tennessee |
Standard | 2019-03-01 | ValidFAA registration status code V: Valid registration. All codes |
| N525CK | Cessna 525A |
Fixed-wing, multi-engine | Mag Air LLC Concord, North Carolina |
Standard | 2019-02-27 | ValidFAA registration status code V: Valid registration. All codes |
| N1H | Cessna 525B |
Fixed-wing, multi-engine | Rays Leasing LLC Hobe Sound, Florida |
Standard | 2019-02-11 | ValidFAA registration status code V: Valid registration. All codes |
| N195MF | Cessna 525 |
Fixed-wing, multi-engine | Hat*Trick Holdings LLC Buchanan, Michigan |
Standard | 2019-01-30 | ValidFAA registration status code V: Valid registration. All codes |
| N574BB | Cessna 525C |
Fixed-wing, multi-engine | Standard | 2019-01-10 | ValidFAA registration status code V: Valid registration. All codes | |
| N33DT | Cessna 525 |
Fixed-wing, multi-engine | N33Dt LLC Phoenix, Arizona |
Standard | 2018-12-27 | ValidFAA registration status code V: Valid registration. All codes |
| N525CM | Cessna 525 |
Fixed-wing, multi-engine | D Bar K LLC Gatesville, Texas |
Standard | 2018-12-26 | ValidFAA registration status code V: Valid registration. All codes |
| N125DG | Cessna 525B |
Fixed-wing, multi-engine | Fugal Aviation LLC Pleasant Grove, Utah |
Standard | 2018-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N55SK | Cessna 525 |
Fixed-wing, multi-engine | Sierrakilo LLC Trustee Fort Lauderdale, Florida |
Standard | 2018-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N917SL | Cessna 525A |
Fixed-wing, multi-engine | Dodson International Parts INC Rantoul, Kansas |
Standard | 2018-11-03 | ValidFAA registration status code V: Valid registration. All codes |
| N615PL | Cessna 525C |
Fixed-wing, multi-engine | Big Blessing LLC Saint Louis, Missouri |
Standard | 2018-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N525CH | Cessna 525 |
Fixed-wing, multi-engine | Rebus II LLC Owasso, Oklahoma |
Standard | 2018-10-15 | ValidFAA registration status code V: Valid registration. All codes |
| N62SH | Cessna 525B |
Fixed-wing, multi-engine | N62Shcj3 LLC Hayward, California |
Standard | 2018-09-06 | ValidFAA registration status code V: Valid registration. All codes |
| N614GG | Cessna 525 |
Fixed-wing, multi-engine | Tannelle LTD Manassas, Virginia |
Standard | 2018-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N785DF | Cessna 525C |
Fixed-wing, multi-engine | Airjay LLC Chesterbrook, Pennsylvania |
Standard | 2018-05-23 | ValidFAA registration status code V: Valid registration. All codes |
| N146SM | Cessna 525A |
Fixed-wing, multi-engine | Turbo Air Charter LLC Boise, Idaho |
Standard | 2018-05-02 | ValidFAA registration status code V: Valid registration. All codes |
| N53NW | Cessna 525B |
Fixed-wing, multi-engine | Capital City Jet Center INC Somerset, Ohio |
Standard | 2018-05-02 | ValidFAA registration status code V: Valid registration. All codes |
| N53KV | Cessna 525 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2018-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N97CJ | Cessna 525A |
Fixed-wing, multi-engine | Starr Aircraft LLC West Bloomfield, Michigan |
Standard | 2018-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N525RK | Cessna 525 |
Fixed-wing, multi-engine | West Chester Permit LLC Cincinnati, Ohio |
Standard | 2018-03-15 | ValidFAA registration status code V: Valid registration. All codes |
| N93RL | Cessna 525A |
Fixed-wing, multi-engine | Rlm Ventures LLC Laguna Niguel, California |
Standard | 2018-01-12 | ValidFAA registration status code V: Valid registration. All codes |
| N106CJ | Cessna 525 |
Fixed-wing, multi-engine | Citation 525 INC Eugene, Oregon |
Standard | 2018-01-09 | ValidFAA registration status code V: Valid registration. All codes |
| N793CJ | Cessna 525 |
Fixed-wing, multi-engine | Agl Lease LLC Grand Rapids, Minnesota |
Standard | 2017-12-22 | ValidFAA registration status code V: Valid registration. All codes |
| N39CJ | Cessna 525 |
Fixed-wing, multi-engine | Bagwell Aviation LLC Raleigh, North Carolina |
Standard | 2017-11-20 | ValidFAA registration status code V: Valid registration. All codes |
| N795HC | Cessna 525C |
Fixed-wing, multi-engine | N795Hc LLC Centennial, Colorado |
Standard | 2017-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N545JS | Cessna 525 |
Fixed-wing, multi-engine | Co-owned owner Tennessee |
Standard | 2017-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N400HT | Cessna 525A |
Fixed-wing, multi-engine | Donald D Godwin LLC Conway, South Carolina |
Standard | 2017-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N948HF | Cessna 525C |
Fixed-wing, multi-engine | Ventana Associates LLC Salinas, California |
Standard | 2017-10-11 | ValidFAA registration status code V: Valid registration. All codes |
| N70AP | Cessna 525 |
Fixed-wing, multi-engine | Ap Global Aviation LLC Chattanooga, Tennessee |
Standard | 2017-10-03 | ValidFAA registration status code V: Valid registration. All codes |
| N855BB | Cessna 525 |
Fixed-wing, multi-engine | Amador Stage Lines INC Sacramento, California |
Standard | 2017-09-29 | ValidFAA registration status code V: Valid registration. All codes |
| N817HC | Cessna 525 |
Fixed-wing, multi-engine | Hudson Air LLC Henagar, Alabama |
Standard | 2017-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N900DS | Cessna 525 |
Fixed-wing, multi-engine | Owens Aviation INC Dallas, Texas |
Standard | 2017-09-12 | ValidFAA registration status code V: Valid registration. All codes |
| N181CH | Cessna 525C |
Fixed-wing, multi-engine | Co-owned owner Illinois |
Standard | 2017-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N12GY | Cessna 525 |
Fixed-wing, multi-engine | C J L Enterprises INC Jackson, Wyoming |
Standard | 2017-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N804ST | Cessna 501 |
Fixed-wing, multi-engine | Ial CORP Lewes, Delaware |
Standard | 2017-06-22 | ValidFAA registration status code V: Valid registration. All codes |
| N432LW | Cessna 525B |
Fixed-wing, multi-engine | Bell Avenue Aviation LLC Des Moines, Iowa |
Standard | 2017-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N170TM | Cessna 525A |
Fixed-wing, multi-engine | Jba LLC Berkeley, California |
Standard | 2017-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N520DF | Cessna 525 |
Fixed-wing, multi-engine | Par Avion LLC Ketchum, Idaho |
Standard | 2017-04-11 | ValidFAA registration status code V: Valid registration. All codes |
| N170MU | Cessna 525 |
Fixed-wing, multi-engine | Citationjet 525 LLC Wilmington, Delaware |
Standard | 2017-03-24 | ValidFAA registration status code V: Valid registration. All codes |
| N711HC | Cessna 525 |
Fixed-wing, multi-engine | Jhbc LLC Wilmington, Delaware |
Standard | 2017-02-24 | ValidFAA registration status code V: Valid registration. All codes |
| N625PG | Cessna 525 |
Fixed-wing, multi-engine | N625Pg CORP Trustee Wilmington, Delaware |
Standard | 2017-02-14 | ValidFAA registration status code V: Valid registration. All codes |
| N908PR | Cessna 525 |
Fixed-wing, multi-engine | Citation 908 LLC Chattanooga, Tennessee |
Standard | 2017-02-06 | ValidFAA registration status code V: Valid registration. All codes |
| N181CN | Cessna 525C |
Fixed-wing, multi-engine | Contrails II INC Wilmington, Delaware |
Standard | 2017-01-19 | ValidFAA registration status code V: Valid registration. All codes |
| N28RK | Cessna 525 |
Fixed-wing, multi-engine | Rd Aviation LP Redlands, California |
Standard | 2017-01-12 | ValidFAA registration status code V: Valid registration. All codes |
| N525JL | Cessna 525 |
Fixed-wing, multi-engine | Madison Air LLC Big Sky, Montana |
Standard | 2017-01-05 | ValidFAA registration status code V: Valid registration. All codes |
| N579TX | Cessna 525 |
Fixed-wing, multi-engine | Law Offices of Douglas D Ketterman Pllc San Antonio, Texas |
Standard | 2017-01-05 | ValidFAA registration status code V: Valid registration. All codes |
| N124H | Cessna 525A |
Fixed-wing, multi-engine | Miss Juliet LLC Chatsworth, Georgia |
Standard | 2016-11-28 | ValidFAA registration status code V: Valid registration. All codes |
| N251KD | Cessna 525A |
Fixed-wing, multi-engine | Business Aviation LLC Springfield, Missouri |
Standard | 2016-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N72JW | Cessna 525 |
Fixed-wing, multi-engine | Title Financial Group LLC Blackfoot, Idaho |
Standard | 2016-09-07 | ValidFAA registration status code V: Valid registration. All codes |
| N525FC | Cessna 525 |
Fixed-wing, multi-engine | Exponential Thinking LLC Houston, Texas |
Standard | 2016-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N354RB | Raytheon Aircraft Company 390 |
Fixed-wing, multi-engine | D&J Air LLC Canyon, Texas |
Standard | 2016-08-22 | ValidFAA registration status code V: Valid registration. All codes |
| N525J | Cessna 525 |
Fixed-wing, multi-engine | Cj525J LLC Millersburg, Ohio |
Standard | 2016-07-11 | ValidFAA registration status code V: Valid registration. All codes |
| N894C | Cessna 525A |
Fixed-wing, multi-engine | Golden Jet LLC Sitka, Alaska |
Standard | 2016-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N481AM | Cessna 525C |
Fixed-wing, multi-engine | Ravencrest LLC Foxboro, Massachusetts |
Standard | 2016-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N325RC | Cessna 525B |
Fixed-wing, multi-engine | Charlie Bravo Leasing LLC Chandler, Arizona |
Standard | 2016-03-14 | ValidFAA registration status code V: Valid registration. All codes |
| N392SM | Cessna 525 |
Fixed-wing, multi-engine | Harrison Aviation LLC Yuma, Arizona |
Standard | 2016-02-18 | ValidFAA registration status code V: Valid registration. All codes |
| N429MR | Cessna 525C |
Fixed-wing, multi-engine | Smooth Air Leasing LLC Dubuque, Iowa |
Standard | 2015-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N567T | Raytheon Aircraft Company 390 |
Fixed-wing, multi-engine | Vertical Dynamics LLC Kemp, Texas |
Standard | 2015-12-11 | ValidFAA registration status code V: Valid registration. All codes |
| N639TC | Cessna 525A |
Fixed-wing, multi-engine | Nowak Aviation INC Fall River, Massachusetts |
Standard | 2015-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N281PR | Scaled Composites Llc 281 |
Fixed-wing, multi-engine | Scaled Composites LLC Mojave, California |
Experimental | 2015-09-01 | ValidFAA registration status code V: Valid registration. All codes |
| N417Q | Cessna 525 |
Fixed-wing, multi-engine | C P Holdings LLC Watertown, South Dakota |
Standard | 2015-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N525DP | Cessna 525 |
Fixed-wing, multi-engine | Elk Factoring LLC DBA Staunton, Virginia |
Standard | 2015-07-13 | ValidFAA registration status code V: Valid registration. All codes |
| N525RY | Cessna 525 |
Fixed-wing, multi-engine | Bernoulli LLC Inlet Beach, Florida |
Standard | 2015-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N525PF | Cessna 525A |
Fixed-wing, multi-engine | Healthy Treats CO Vero Beach, Florida |
Standard | 2015-06-12 | ValidFAA registration status code V: Valid registration. All codes |
| N522AJ | Cessna 525 |
Fixed-wing, multi-engine | Aj Capital Holdings LLC The Woodlands, Texas |
Standard | 2015-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N878J | Cessna 525 |
Fixed-wing, multi-engine | Ufly LLC Wilmington, Delaware |
Standard | 2015-03-27 | ValidFAA registration status code V: Valid registration. All codes |
| N700CJ | Cessna 525 |
Fixed-wing, multi-engine | Bruun Aircraft LLC Portland, Oregon |
Standard | 2015-03-04 | ValidFAA registration status code V: Valid registration. All codes |
| N80HB | Cessna 525C |
Fixed-wing, multi-engine | D-B Air LLC Export, Pennsylvania |
Experimental | 2015-01-22 | ValidFAA registration status code V: Valid registration. All codes |
| N490RM | Cessna 525A |
Fixed-wing, multi-engine | Dd Sparkplug LLC Ashtabula, Ohio |
Standard | 2015-01-21 | ValidFAA registration status code V: Valid registration. All codes |
| N364PK | Cessna 525 |
Fixed-wing, multi-engine | Sky Hawk LLC Moody, Alabama |
Standard | 2014-12-09 | ValidFAA registration status code V: Valid registration. All codes |
| N511TC | Cessna 525 |
Fixed-wing, multi-engine | Bam Aviation of New York LLC Sanford, Florida |
Standard | 2014-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N525CE | Cessna 525A |
Fixed-wing, multi-engine | Plane House LLC Indianapolis, Indiana |
Standard | 2014-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N256JB | Cessna 525 |
Fixed-wing, multi-engine | Blossman Gas of North Carolina INC Swannanoa, North Carolina |
Standard | 2014-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N488SR | Cessna 525 |
Fixed-wing, multi-engine | Hard Way LLC Dover, Delaware |
Standard | 2014-07-23 | ValidFAA registration status code V: Valid registration. All codes |
| N44VS | Cessna 525 |
Fixed-wing, multi-engine | Hornet Aviation LLC Anaheim, California |
Standard | 2014-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N570DM | Cessna 525 |
Fixed-wing, multi-engine | Ab Monterrey Aircraft LLC San Antonio, Texas |
Standard | 2013-12-03 | ValidFAA registration status code V: Valid registration. All codes |
| N743JG | Cessna 525A |
Fixed-wing, multi-engine | King Air 90B LLC Wauconda, Illinois |
Standard | 2013-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N224CJ | Cessna 525 |
Fixed-wing, multi-engine | Eagle Aviation LLC Hamel, Minnesota |
Standard | 2013-07-19 | ValidFAA registration status code V: Valid registration. All codes |
| N44FJ | Cessna 525C |
Fixed-wing, multi-engine | Aurora Aircraft LLC Waterford, Michigan |
Standard | 2013-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N722TS | Cessna 525A |
Fixed-wing, multi-engine | Sc Aviation LLC Birmingham, Alabama |
Standard | 2013-02-28 | ValidFAA registration status code V: Valid registration. All codes |
| N207MM | Cessna 525A |
Fixed-wing, multi-engine | Mmg Insurance CO Presque Isle, Maine |
Standard | 2012-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N525L | Cessna 525B |
Fixed-wing, multi-engine | Csc Delaware Trust CO Trustee Wilmington, Delaware |
Standard | 2012-09-18 | ValidFAA registration status code V: Valid registration. All codes |
| N87FL | Cessna 525C |
Fixed-wing, multi-engine | Lill Air LLC Victor, New York |
Standard | 2012-07-17 | ValidFAA registration status code V: Valid registration. All codes |
| N26RL | Cessna 525 |
Fixed-wing, multi-engine | Js Aircraft LLC Eden, North Carolina |
Standard | 2012-06-06 | ValidFAA registration status code V: Valid registration. All codes |
| N80C | Cessna 525A |
Fixed-wing, multi-engine | Schwertner Farms INC Schwertner, Texas |
Standard | 2012-06-05 | ValidFAA registration status code V: Valid registration. All codes |
| N747KE | Cessna 525B |
Fixed-wing, multi-engine | Co-owned owner Arizona |
Standard | 2012-05-18 | ValidFAA registration status code V: Valid registration. All codes |
| N400ET | Cessna 525C |
Fixed-wing, multi-engine | Set Air LLC Rocky Mount, North Carolina |
Standard | 2012-04-16 | ValidFAA registration status code V: Valid registration. All codes |
| N630TF | Cessna 525A |
Fixed-wing, multi-engine | Horizon Aviation LLC Chicago, Illinois |
Standard | 2012-03-08 | ValidFAA registration status code V: Valid registration. All codes |
| N43NW | Cessna 525 |
Fixed-wing, multi-engine | Airvest Partners LLC New Bern, North Carolina |
Standard | 2012-02-23 | ValidFAA registration status code V: Valid registration. All codes |
| N545GH | Cessna 525C |
Fixed-wing, multi-engine | Haas Automation INC Oxnard, California |
Standard | 2012-01-18 | ValidFAA registration status code V: Valid registration. All codes |
| N35HC | Cessna 525C |
Fixed-wing, multi-engine | Corporate Air Service INC North Salt Lake, Utah |
Standard | 2012-01-11 | ValidFAA registration status code V: Valid registration. All codes |
| N577TH | Cessna 525C |
Fixed-wing, multi-engine | Jaguar Aviation INC Leesburg, Texas |
Standard | 2011-12-22 | ValidFAA registration status code V: Valid registration. All codes |
| N525JM | Cessna 525 |
Fixed-wing, multi-engine | J D Leasing LLC Wilmington, Delaware |
Standard | 2011-10-12 | ValidFAA registration status code V: Valid registration. All codes |
| N65VM | Cessna 525B |
Fixed-wing, multi-engine | Bjs Aviation LLC Olive Branch, Mississippi |
Standard | 2011-09-10 | ValidFAA registration status code V: Valid registration. All codes |
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.