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 |
|---|---|---|---|---|---|---|
| N82VK | Cessna 525A |
Fixed-wing, multi-engine | Tnt Leasing LLC Soldotna, Alaska |
Standard | 2022-01-06 | ValidFAA registration status code V: Valid registration. All codes |
| N96PX | Cessna 525B |
Fixed-wing, multi-engine | Tvpx Aircraft Solutions INC Trustee North Salt Lake, Utah |
Standard | 2021-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N46BE | Cessna 525A |
Fixed-wing, multi-engine | Overordered LLC Jacksonville Beach, Florida |
Standard | 2021-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N739JS | Cessna 525B |
Fixed-wing, multi-engine | Huff Air LLC Uvalde, Texas |
Standard | 2021-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N525LM | Cessna 525 |
Fixed-wing, multi-engine | Cth Rentals LLC Halls, Tennessee |
Standard | 2021-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N153CJ | Cessna 525A |
Fixed-wing, multi-engine | Co-owned owner Alabama |
Standard | 2021-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N72BT | Cessna 525 |
Fixed-wing, multi-engine | Phenom Partners LLC Wilmington, Delaware |
Standard | 2021-11-08 | ValidFAA registration status code V: Valid registration. All codes |
| N807NS | Cessna 525A |
Fixed-wing, multi-engine | Clayburn CORP Beaumont, Texas |
Standard | 2021-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N972PF | Raytheon Aircraft Company 390 |
Fixed-wing, multi-engine | Aviation Capital Partners LLC Camden, Delaware |
Standard | 2021-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N695PA | Cessna 525 |
Fixed-wing, multi-engine | Pafford Air of Mississippi LLC Ruston, Louisiana |
Standard | 2021-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N525KM | Cessna 525 |
Fixed-wing, multi-engine | Yy LLC Kalispell, Montana |
Standard | 2021-10-21 | ValidFAA registration status code V: Valid registration. All codes |
| N45AF | Cessna 501 |
Fixed-wing, multi-engine | Centurion Air LLC Draper, Utah |
Standard | 2021-10-16 | ValidFAA registration status code V: Valid registration. All codes |
| N31HD | Cessna 525 |
Fixed-wing, multi-engine | Hotel Delta LLC Sacramento, California |
Standard | 2021-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N252RV | Cessna 525 |
Fixed-wing, multi-engine | Hssj LLC Chattanooga, Tennessee |
Standard | 2021-10-05 | ValidFAA registration status code V: Valid registration. All codes |
| N551FP | Cessna 525 |
Fixed-wing, multi-engine | Skyway Aviation Services INC Palm Harbor, Florida |
Standard | 2021-10-04 | ValidFAA registration status code V: Valid registration. All codes |
| N137BG | Cessna 525B |
Fixed-wing, multi-engine | Croell Aviation LLC New Hampton, Iowa |
Standard | 2021-09-30 | ValidFAA registration status code V: Valid registration. All codes |
| N613JG | Cessna 525 |
Fixed-wing, multi-engine | Cj Aviation Partners LLC Fort Worth, Texas |
Standard | 2021-09-27 | ValidFAA registration status code V: Valid registration. All codes |
| N525LX | Cessna 525 |
Fixed-wing, multi-engine | V2 Aviation LLC Chattanooga, Tennessee |
Standard | 2021-09-24 | ValidFAA registration status code V: Valid registration. All codes |
| N48KF | Cessna 525C |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2021-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N4976H | Cessna 525A |
Fixed-wing, multi-engine | Sky Blue Aviation Sales LLC Bessemer, Alabama |
Standard | 2021-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N851DB | Cessna 525 |
Fixed-wing, multi-engine | E-9 Enterprises LLC Chattanooga, Tennessee |
Standard | 2021-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N869AC | Cessna 525B |
Fixed-wing, multi-engine | Minnesota Equipment Leasing Services INC Blaine, Minnesota |
Standard | 2021-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N144AL | Cessna 525B |
Fixed-wing, multi-engine | B&K Leasing Company INC Big Bear Lake, California |
Standard | 2021-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N775TB | Cessna 525 |
Fixed-wing, multi-engine | Cj Partners LLC Springfield, Illinois |
Standard | 2021-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N915SF | Cessna 525 |
Fixed-wing, multi-engine | Lock Haven Aircraft Sales Lewes, Delaware |
Standard | 2021-08-02 | ValidFAA registration status code V: Valid registration. All codes |
| N805VC | Cessna 525 |
Fixed-wing, multi-engine | Phillips Air Ventures LLC Tulsa, Oklahoma |
Standard | 2021-07-30 | ValidFAA registration status code V: Valid registration. All codes |
| N193PP | Cessna 525A |
Fixed-wing, multi-engine | Marietta Silos LLC Marietta, Ohio |
Standard | 2021-07-26 | ValidFAA registration status code V: Valid registration. All codes |
| N980VP | Cessna 525 |
Fixed-wing, multi-engine | Aircraft Partner Holdings INC Trustee Fallbrook, California |
Standard | 2021-07-22 | ValidFAA registration status code V: Valid registration. All codes |
| N77WB | Cessna 525C |
Fixed-wing, multi-engine | Bruce Whitis LLC Lewes, Delaware |
Standard | 2021-07-08 | ValidFAA registration status code V: Valid registration. All codes |
| N525TF | Cessna 525 |
Fixed-wing, multi-engine | Sl Jet Cj LLC Cleveland, Tennessee |
Standard | 2021-06-15 | ValidFAA registration status code V: Valid registration. All codes |
| N947HC | Cessna 525 |
Fixed-wing, multi-engine | Harrison Contracting CO INC Villa Rica, Georgia |
Standard | 2021-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N430JF | Cessna 525 |
Fixed-wing, multi-engine | Ausome Aviation LLC Atlanta, Georgia |
Standard | 2021-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N112GS | Cessna 525A |
Fixed-wing, multi-engine | Mldw Holdings LLC Darien, Connecticut |
Standard | 2021-05-19 | ValidFAA registration status code V: Valid registration. All codes |
| N48DR | Cessna 525 |
Fixed-wing, multi-engine | Ronald L Anderson LLC Amery, Wisconsin |
Standard | 2021-05-08 | ValidFAA registration status code V: Valid registration. All codes |
| N205YY | Cessna 525A |
Fixed-wing, multi-engine | Co-owned owner Ohio |
Standard | 2021-05-03 | ValidFAA registration status code V: Valid registration. All codes |
| N757CP | Cessna 525A |
Fixed-wing, multi-engine | Aps Aviation LLC North Little Rock, Arkansas |
Standard | 2021-04-12 | ValidFAA registration status code V: Valid registration. All codes |
| N821MV | Cessna 525C |
Fixed-wing, multi-engine | Individual owner Texas |
Standard | 2021-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N31CJ | Cessna 525 |
Fixed-wing, multi-engine | 212 Investments of Montana LLC Collinsville, Oklahoma |
Standard | 2021-03-09 | ValidFAA registration status code V: Valid registration. All codes |
| N361TL | Cessna 525B |
Fixed-wing, multi-engine | Cj3@0061 LLC Saint Johns, Michigan |
Standard | 2021-03-09 | ValidFAA registration status code V: Valid registration. All codes |
| N941KD | Cessna 525C |
Fixed-wing, multi-engine | Greater Coastal Mortgage INC Walterboro, South Carolina |
Standard | 2021-03-09 | ValidFAA registration status code V: Valid registration. All codes |
| N513RV | Cessna 525 |
Fixed-wing, multi-engine | 1551 Leasing LLC Placida, Florida |
Standard | 2021-03-08 | ValidFAA registration status code V: Valid registration. All codes |
| N5GU | Cessna 525B |
Fixed-wing, multi-engine | Sreg Blue Sky LLC Augusta, Georgia |
Standard | 2021-03-04 | ValidFAA registration status code V: Valid registration. All codes |
| N525XD | Cessna 525 |
Fixed-wing, multi-engine | Outer Reef LLC Bend, Oregon |
Standard | 2021-03-03 | ValidFAA registration status code V: Valid registration. All codes |
| N698TC | Cessna 525A |
Fixed-wing, multi-engine | Ava Aviation LLC Rochester, Michigan |
Standard | 2021-03-03 | ValidFAA registration status code V: Valid registration. All codes |
| N525EM | Cessna 525C |
Fixed-wing, multi-engine | Randy Rhoads Aviation LLC Twin Falls, Idaho |
Standard | 2021-03-02 | ValidFAA registration status code V: Valid registration. All codes |
| N840PM | Cessna 525 |
Fixed-wing, multi-engine | Cassill Aircraft Leasing INC Cedar Rapids, Iowa |
Standard | 2021-02-25 | ValidFAA registration status code V: Valid registration. All codes |
| N400ST | Cessna 525C |
Fixed-wing, multi-engine | Duralake LLC Corcoran, Minnesota |
Standard | 2021-02-24 | ValidFAA registration status code V: Valid registration. All codes |
| N620TC | Cessna 525 |
Fixed-wing, multi-engine | Rah Stockton Properties LLC San Jose, California |
Standard | 2021-02-22 | ValidFAA registration status code V: Valid registration. All codes |
| N748CX | Cessna 525B |
Fixed-wing, multi-engine | Stagglesby Air LLC Monroe, Louisiana |
Standard | 2021-02-13 | ValidFAA registration status code V: Valid registration. All codes |
| N815MC | Cessna 525 |
Fixed-wing, multi-engine | Efficiency Aloft LLC Santa Rosa, California |
Standard | 2021-02-09 | ValidFAA registration status code V: Valid registration. All codes |
| N591MM | Cessna 525 |
Fixed-wing, multi-engine | Fantasy Flight LLC Atlanta, Georgia |
Standard | 2021-01-27 | ValidFAA registration status code V: Valid registration. All codes |
| N525RM | Cessna 525 |
Fixed-wing, multi-engine | Individual owner Texas |
Experimental | 2021-01-14 | ValidFAA registration status code V: Valid registration. All codes |
| N651CJ | Cessna 525 |
Fixed-wing, multi-engine | Wpi Equipment LLC Baker City, Oregon |
Standard | 2021-01-11 | ValidFAA registration status code V: Valid registration. All codes |
| N525LW | Cessna 525 |
Fixed-wing, multi-engine | N525Lw CORP Trustee Wilmington, Delaware |
Standard | 2020-12-19 | ValidFAA registration status code V: Valid registration. All codes |
| N525PT | Cessna 525 |
Fixed-wing, multi-engine | R&D Aviation LLC Florence, Alabama |
Standard | 2020-12-15 | ValidFAA registration status code V: Valid registration. All codes |
| N177VV | Cessna 525 |
Fixed-wing, multi-engine | Dodson International Parts INC Rantoul, Kansas |
Standard | 2020-11-14 | ValidFAA registration status code V: Valid registration. All codes |
| N103DS | Cessna 525B |
Fixed-wing, multi-engine | Hr Leasing LLC Dover, Delaware |
Standard | 2020-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N909DP | Cessna 525 |
Fixed-wing, multi-engine | Cook Childrens Health Enterprises Fort Worth, Texas |
Standard | 2020-11-05 | ValidFAA registration status code V: Valid registration. All codes |
| N525BY | Cessna 525B |
Fixed-wing, multi-engine | Tabish Brothers Distributors INC Missoula, Montana |
Standard | 2020-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N133GL | Cessna 525 |
Fixed-wing, multi-engine | Hs Air LLC Little Rock, Arkansas |
Standard | 2020-11-02 | ValidFAA registration status code V: Valid registration. All codes |
| N323SK | Cessna 525A |
Fixed-wing, multi-engine | Macd Capital LLC Newark, Delaware |
Experimental | 2020-10-26 | ValidFAA registration status code V: Valid registration. All codes |
| N257DV | Cessna 525C |
Fixed-wing, multi-engine | Rdv Aviation LLC Grand Rapids, Michigan |
Standard | 2020-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N97SK | Cessna 525 |
Fixed-wing, multi-engine | L & L Aviation LLC Bossier City, Louisiana |
Standard | 2020-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N7MH | Cessna 525 |
Fixed-wing, multi-engine | Flying Hare LLC High Point, North Carolina |
Standard | 2020-09-14 | ValidFAA registration status code V: Valid registration. All codes |
| N1FM | Cessna 525 |
Fixed-wing, multi-engine | Cokelet LLC South Padre Island, Texas |
Standard | 2020-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N414FW | Cessna 525A |
Fixed-wing, multi-engine | Iron Steel and Dirt LLC Fort Wayne, Indiana |
Standard | 2020-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N3LD | Cessna 525C |
Fixed-wing, multi-engine | Lucky Duck Enterprises LLC El Paso, Texas |
Standard | 2020-08-28 | ValidFAA registration status code V: Valid registration. All codes |
| N34TC | Cessna 525 |
Fixed-wing, multi-engine | Huff Air LLC Uvalde, Texas |
Standard | 2020-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N347BC | Cessna 525 |
Fixed-wing, multi-engine | Co-owned owner California |
Standard | 2020-08-24 | ValidFAA registration status code V: Valid registration. All codes |
| N525LP | Cessna 525 |
Fixed-wing, multi-engine | Team Financial INC Birmingham, Alabama |
Standard | 2020-08-01 | ValidFAA registration status code V: Valid registration. All codes |
| N780JS | Cessna 525B |
Fixed-wing, multi-engine | Citationjet N780Js LLC Uvalde, Texas |
Standard | 2020-07-28 | ValidFAA registration status code V: Valid registration. All codes |
| N55KT | Cessna 525A |
Fixed-wing, multi-engine | Heaton Air LLC Goleta, California |
Standard | 2020-07-16 | ValidFAA registration status code V: Valid registration. All codes |
| N73KH | Cessna 525C |
Fixed-wing, multi-engine | Kochel Aviation LLC San Antonio, Texas |
Standard | 2020-07-10 | ValidFAA registration status code V: Valid registration. All codes |
| N263FB | Cessna 525 |
Fixed-wing, multi-engine | Crye-Leike South INC Memphis, Tennessee |
Standard | 2020-06-16 | ValidFAA registration status code V: Valid registration. All codes |
| N545TG | Cessna 525 |
Fixed-wing, multi-engine | Starr Mountain Aviation LLC Athens, Tennessee |
Standard | 2020-05-29 | ValidFAA registration status code V: Valid registration. All codes |
| N511EC | Cessna 525 |
Fixed-wing, multi-engine | Mississippi Air Express LLC Madison, Mississippi |
Standard | 2020-05-26 | ValidFAA registration status code V: Valid registration. All codes |
| N222JM | Cessna 525 |
Fixed-wing, multi-engine | Old Well Aviation LLC Charlotte, North Carolina |
Standard | 2020-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N75CH | Cessna 525A |
Fixed-wing, multi-engine | Highland Ventures LTD Springfield, Illinois |
Standard | 2020-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N183TX | Cessna 525A |
Fixed-wing, multi-engine | Crump Properties LLC Jasper, Alabama |
Standard | 2020-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N40CJ | Cessna 525 |
Fixed-wing, multi-engine | Inco Investments LLC San Jose, California |
Standard | 2020-02-27 | ValidFAA registration status code V: Valid registration. All codes |
| N215RB | Cessna 525A |
Fixed-wing, multi-engine | Golden Eagle Aviation Lc Orlando, Florida |
Standard | 2020-02-21 | ValidFAA registration status code V: Valid registration. All codes |
| N525AW | Cessna 525 |
Fixed-wing, multi-engine | D and D Aviation LLC Tahoe City, California |
Standard | 2020-02-18 | ValidFAA registration status code V: Valid registration. All codes |
| N569DM | Cessna 525A |
Fixed-wing, multi-engine | Shenandoah Equipment LLC Midland, Texas |
Standard | 2020-02-13 | ValidFAA registration status code V: Valid registration. All codes |
| N77ND | Cessna 525A |
Fixed-wing, multi-engine | Thunderhawk LLC Fargo, North Dakota |
Standard | 2020-01-31 | ValidFAA registration status code V: Valid registration. All codes |
| N518TT | Cessna 525C |
Fixed-wing, multi-engine | Allied Aircraft LLC Santa Ynez, California |
Standard | 2020-01-29 | ValidFAA registration status code V: Valid registration. All codes |
| N600AL | Cessna 525 |
Fixed-wing, multi-engine | Shobers Equipment LLC Bedford, Pennsylvania |
Standard | 2020-01-28 | ValidFAA registration status code V: Valid registration. All codes |
| N30M | Cessna 525 |
Fixed-wing, multi-engine | Skysouth Aviation INC Durham, North Carolina |
Standard | 2020-01-17 | ValidFAA registration status code V: Valid registration. All codes |
| N246GL | Cessna 525 |
Fixed-wing, multi-engine | Bonanza Management LLC Newark, Delaware |
Standard | 2020-01-16 | ValidFAA registration status code V: Valid registration. All codes |
| N67JT | Cessna 525 |
Fixed-wing, multi-engine | Intermountain Powersports INC Salt Lake City, Utah |
Standard | 2020-01-09 | ValidFAA registration status code V: Valid registration. All codes |
| N719MP | Cessna 525C |
Fixed-wing, multi-engine | Cj4 Equipment Leasing LLC Troy, Michigan |
Standard | 2020-01-03 | ValidFAA registration status code V: Valid registration. All codes |
| N21RA | Cessna 525A |
Fixed-wing, multi-engine | Tvpx Aircraft Solutions INC Trustee North Salt Lake, Utah |
Standard | 2019-12-23 | ValidFAA registration status code V: Valid registration. All codes |
| N220AK | Cessna 525B |
Fixed-wing, multi-engine | Coastland Leasing INC Pinecrest, Florida |
Standard | 2019-12-17 | ValidFAA registration status code V: Valid registration. All codes |
| N59JN | Cessna 525C |
Fixed-wing, multi-engine | Cjn Leasing LLC Austin, Texas |
Standard | 2019-12-17 | ValidFAA registration status code V: Valid registration. All codes |
| N79AJ | Cessna 525 |
Fixed-wing, multi-engine | Cal Avia LLC Fresno, California |
Standard | 2019-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N335JJ | Cessna 525A |
Fixed-wing, multi-engine | Flybiz LLC Zeeland, Michigan |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N927JM | Cessna 525B |
Fixed-wing, multi-engine | Mez Aviation LLC Wilmington, North Carolina |
Standard | 2019-10-03 | ValidFAA registration status code V: Valid registration. All codes |
| N417FC | Pilatus Aircraft Ltd PC-24 |
Fixed-wing, multi-engine | Greenway Pc-24 LLC Orlando, Florida |
Standard | 2019-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N242BS | Cessna 525 |
Fixed-wing, multi-engine | Dm Aviation LLC Lexington, South Carolina |
Standard | 2019-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N29MW | Pilatus Aircraft Ltd PC-24 |
Fixed-wing, multi-engine | Co-owned owner Pennsylvania |
Standard | 2019-08-14 | ValidFAA registration status code V: Valid registration. All codes |
| N783DC | Cessna 525A |
Fixed-wing, multi-engine | 812Cd LLC Indianapolis, Indiana |
Standard | 2019-07-19 | 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.