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Aircraft record

N421ZW1999 Bombardier INC CL-600-2B19

Registration validUnclaimedSource: FAA, updated Oct 19, 2026

Safety record in brief:No NTSB accidents or incidents since 198269 ADs may apply198 service difficulty reports

Registration
Valid
expires May 31, 2028
Based in
Appleton, WI
owner city / state
Engine
CF34 SERIES · 9,140 lb thrust
Ge
Owners
1
since 2018
NTSB events
None
since 1982
ADs may apply
69
confirm with A&P
Service reports
198
since 1995

Registration

FAA Aircraft Registry · Oct 19, 2026
Registered owner
Air Wisconsin Airlines LLC
Owner type
LLC
City, state
Appleton, WI
Certificate issued
May 23, 2018
Expires
May 31, 2028
Airworthiness
Standard · Transport
Airworthiness date
Nov 17, 1999

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Bombardier INC
Model
CL-600-2B19
Year
1999
Serial number
7346
Aircraft type
Fixed wing multi engine
Category
Land
Certification
Type Certificated
Seats
55
Engines
2
Max takeoff weight
20,000 and over lb
Mode S code
A501AA

Engine

Make and model
Ge Cf34 Series
Type
Turbo-fan
Power
9,140 lb thrust

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2018 – nowAir Wisconsin Airlines LLCAppleton, WI · current

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 19, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (69)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2026-05-05Flight controlsMar 23, 2026Airframe (CL-600-2B19)
2026-02-03Flight controlFeb 5, 2026Airframe (CL-600-2B19)
2025-04-08NavigationApr 25, 2025Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7002–8113; CL-600-2C10 10002–10999; CL-600-2C11 10002–10999; CL-600-2D15 15001–15990; CL-600-2D24 15001–15990; CL-600-2E25 19013–19990. Only with: Equipped with a radio altimeter and not determined to be a radio altimeter tolerant airplane as defined in paragraph (g) of the AD.
2025-02-03FuselageMar 17, 2025Airframe (CL-600-2B19)
2024-24-07Equipment/ furnishingsJan 13, 2025Airframe (CL-600-2B19)Serial numbers per Transport Canada AD CF-2023-71, dated October 16, 2023
Show all 69 ADs
ADSubjectEffectiveApplies to
2024-10-09Time Limits/ Maintenance ChecksJul 19, 2024Airframe (CL-600-2B19)Serial numbers per Transport Canada AD CF-2023-41, dated June 15, 2023
2023-24-03Fire ProtectionJan 22, 2024Airframe (CL-600-2B19)
2023-21-12MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) AirplanesDec 26, 2023Airframe (CL-600-2B19)
2023-09-02Fire ProtectionJun 26, 2023Airframe (CL-600-2B19)
2023-07-07PneumaticJun 20, 2023Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7002–7990; CL-600-2B19 8000–8113; CL-600-2C10 10002–10347; CL-600-2C11 10002–10347; CL-600-2D15 15001–15494; CL-600-2D24 15001–15494; …
2022-26-04OxygenFeb 2, 2023Airframe (CL-600-2B19)
2022-18-15FuelNov 25, 2022Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7002–7990; CL-600-2B19 8000–8112; CL-600-2C10 10002–10347; CL-600-2C11 10002–10347; CL-600-2D15 15001–15499; CL-600-2D24 15001–15499; …
2022-12-03MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) AirplanesNov 3, 2022Airframe (CL-600-2B19)Only with: Equipped with inertial reference system (IRS) P/N 465020-0400-0400, -0401, -0402, or -0403 (CL-600-2B19); P/N 465020-0400-0401, -0402, or -0403 (CL-600-2C10, -2C11, -2D15, -2D24); P/N 465020-0400-0402 or -0403 (CL-600-2E25).
2022-16-05FuselageSep 27, 2022Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–8079. Only with: Bombardier Service Bulletin 601R-53-067 and/or 601R-53-077 has been incorporated.
2021-11-02Auto FlightJul 13, 2021Airframe (CL-600-2B19)
2021-07-03FuselageMay 10, 2021Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–7990; CL-600-2B19 8000–on
2021-01-01Landing gearMar 30, 2021Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–8999
2020-17-15NavigationNov 3, 2020Airframe (CL-600-2B19)
2020-12-13WingsSep 10, 2020Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2020-08-13Flight controlsJun 10, 2020Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–7990; CL-600-2B19 8000–on; CL-600-2C10 10002–10347; CL-600-2D15 15001–15469; CL-600-2D24 15001–15469. Only with: Model CL-600-2C11 airplanes apply to all serial numbers.
2020-03-17Equipment/ FurnishingsApr 2, 2020Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on; CL-600-2C10 10002–on; CL-600-2D15 15001–on; CL-600-2D24 15001–on; CL-600-2E25 19001–on. Only with: Airplanes with a Class C cargo compartment configuration.
2020-03-23Electrical powerApr 2, 2020Airframe (CL-600-2B19)Serial numbers per Bombardier Service Bulletin 601R-24-131, dated June 28, 2012
2020-02-19FuselageMar 18, 2020Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–8999
2019-25-18Ice and Rain ProtectionJan 21, 2020Airframe (CL-600-2B19)
2019-19-08Flight controlsDec 17, 2019Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on; CL-600-2C10 10002–10999; CL-600-2D15 15001–15990; CL-600-2D24 15001–15990; CL-600-2E25 19001–19990
2019-17-07OxygenOct 17, 2019Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on; CL-600-2C10 10003–on; CL-600-2D15 15001–on; CL-600-2D24 15001–on; CL-600-2E25 19001–on
2019-12-11Flight ControlsAug 23, 2019Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–7067; CL-600-2B19 7069–7891
2019-08-04FuselageJul 12, 2019Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7002–8025; CL-600-2B19 8030; CL-600-2B19 8034
2019-08-11WingsJul 11, 2019Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7002–on
2018-06-02Auto FlightApr 27, 2018Airframe (CL-600-2B19)
2017-08-04PowerplantMay 17, 2017Airframe (CL-600-2B19)
2017-04-02Landing gearMar 28, 2017Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2016-23-07Flight controlsDec 30, 2016Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–8113
2016-18-03NavigationOct 6, 2016Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2016-17-15Periodic inspectionsOct 5, 2016Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2016-14-07Auto FlightAug 16, 2016Airframe (CL-600-2B19)Serial numbers per Bombardier Service Bulletin 601R-22-018, Revision A; Service Bulletin 670BA-22-009. Only with: Equipped with a flight control computer (FCC) with a part number and serial number listed in the referenced service bulletins.
2016-13-02Flight ControlsJul 7, 2016Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–7067; CL-600-2B19 7069–7990; CL-600-2B19 8000–8999
2016-01-02Flight ControlsFeb 17, 2016Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on. Only with: Equipped with horizontal stabilizer trim actuator (HSTA) P/N 601R92305-1 (vendor P/N 8396-2), 601R92305-3 (vendor P/N 8396-3), or 601R92305-5 (vendor P/N 8396-4).
2015-17-16OxygenOct 2, 2015Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2014-25-02StabilizersJan 16, 2015Airframe (CL-600-2B19)Only with: Equipped with horizontal stabilizer trim actuator (HSTA) P/N 601R92305-7 (vendor P/N 8396-5).
2014-17-04StabilizersOct 1, 2014Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2014-11-10Flight ControlsAug 19, 2014Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–8110
2014-04-08Flight ControlsApr 7, 2014Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2013-24-02Flight controlsJan 6, 2014Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2013-15-05Flight controlsSep 10, 2013Airframe (CL-600-2B19)Only with: Equipped with Eaton flap actuators P/N 601R93101-23/-25 (vendor P/N 852D100-23, -25), P/N 601R93103-23/-24 (vendor P/N 853D100-23, -24), or P/N 601R93104-23/-24 (vendor P/N 854D100-23, -24).
2013-14-11Rudder Control SystemAug 9, 2013Airframe (CL-600-2B19)
2013-01-01Hydraulic Power; 32, Landing GearJul 23, 2013Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2013-09-07Landing gearJun 18, 2013Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–7990; CL-600-2B19 8000–8999
2013-03-22Equipment/ furnishingsApr 17, 2013Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on. Only with: Configured with a Class C cargo compartment, including airplanes modified by STC ST01292NY.
2012-16-15PowerplantSep 25, 2012Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–7067; CL-600-2B19 7069–7990; CL-600-2B19 8000–8112
2012-13-03OxygenAug 2, 2012Airframe (CL-600-2B19)Only with: Equipped with entrance compartment assembly having part numbers beginning with A281001, A282001, A283001, A284001, 4591001, 4592001, 4593001, or 4594001.
2012-08-04Electrical PowerMay 29, 2012Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7305–7990; CL-600-2B19 8000–8109
2011-18-08Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesSep 9, 2011Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2011-07-06Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesMay 6, 2011Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–8101
2011-06-08Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) Airplanes…Apr 26, 2011Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7305–7990; CL-600-2B19 8000–8107; CL-600-2C10 10003–10302; CL-600-2D15 15001–15259; CL-600-2D24 15001–15259
2011-05-03Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesMar 31, 2011Airframe (CL-600-2B19)Only with: Engine throttle control gearbox (TCGB) P/N 2100140-003, 2100140-005, or 2100140-007 installed.
2011-04-03Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 and 440) AirplanesMar 22, 2011Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2010-23-14Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440), CL-600-2C10…Dec 22, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–8089; CL-600-2C10 10003–10265; CL-600-2D15 15001–15173; CL-600-2D24 15001–15173
2010-21-11Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesNov 18, 2010Airframe (CL-600-2B19)Certain serial numbers: 7003–on
2010-20-17Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesNov 9, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2010-20-19Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) Airplanes; Model…Nov 5, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7305–8051; CL-600-2C10 10003–10260; CL-600-2D15 15001–15106; CL-600-2D24 15001–15106
2010-20-09Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) Airplanes; Model…Nov 1, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7305–7990; CL-600-2B19 8000–on; CL-600-2C10 10003–on; CL-600-2D15 15001–on; CL-600-2D24 15001–on
2010-17-17Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesSep 29, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–7990; CL-600-2B19 8000–on
2010-14-03Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesAug 4, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7305–7990; CL-600-2B19 8000–on
2010-09-10Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesJun 3, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on
2010-08-03Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesMay 19, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on. Only with: Equipped with Thales angle of attack (AOA) transducers P/N 45150340 or C16258AA.
2009-22-05Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesApr 15, 2010Airframe (CL-600-2B19)Certain serial numbers: 7003–7067; 7069–7990; 8000–8076; 8082; 8086; 8090–8092; …
2010-05-14Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesMar 24, 2010Airframe (CL-600-2B19)Certain serial numbers: CL-600-2B19 7003–on. Only with: Equipped with Thales angle of attack (AOA) transducers having P/N 45150340 or P/N C16258AA.
2008-09-12 R1Bombardier, Inc. Model CL-600-2B19 (Regional Jet Series 100 & 440) AirplanesJan 7, 2010Airframe (CL-600-2B19)

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (198)

Reports of failures and defects that operators and repair stations sent to the FAA since 1995. A report describes one finding; it is not an accident.

  • Exhaust · none · noneOct 26, 2021

    LH REV UNLOCK CAUTION MSG ON TAKEOFF. ABORTED TAKEOFF AT 50 KNOTS. MAX BTMS READINGS 7612. RETN TO GATE. C/W M ACTION OF MEL 78-30-01. REF 348418/1 FOR TR MEL ***AIRCRAFT REMOVED FROM SERVICE*** SEE W/O 309759 MWC'S #5 & 6 FOR R&R OF LH ENG MICROSWITCH BRACKET ASSEMBLY. OPS CHECK GOOD. REMOVED…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Engine fuel and control · sensor · malfunctionedFeb 5, 2021

    AFTER TO LH ENG AT POWER SETTINGS ABOVE 79% N1 SURGING AS MUCH AS 7%. ***AIRCRAFT REMOVED FROM SERVICE*** R&R LH ENG T2 SENSOR REF AMM 73-21 OPS CHECK GOOD P/N 4033T65P03, S/N OFF EGNM7301, S/N ON EGNJ6173. - LN

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · floor support · corrodedSep 21, 2020

    CARGO FLOOR BEAM CLOSET TO CARGO DOOR FS 580 TO FS 621 LBL 27 HAS SIGNS OF CORROSION. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED FLOOR BEAM, IAW 601R35031.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
Show all 10 reports
  • Landing gear · relay · failedMar 24, 2020

    WOW INPUT AND STEERING INOP CAUTION MESSAGES AFTER GEAR RETRACTION. WOW OUTPUT FAILED STATUS MESSAGE ALSO. C/W QRH MESSAGES CLEARED AFTER GEAR EXTENTION AND CYCLING NOSE WHEEL STEERING SWITCH. "AIRCRAFT REMOVED FROM SERVICE" R&R'D WOW 1 RELAY Y "K1GA" PER CMM 24-00-11. REF 308096/4 FOR JB11 OPS…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Ice and rain protection · anti-ice valve · malfunctionedFeb 2, 2020

    DURING CLIMOUT AFTER SELECTING ANTI ICE OFF RECEIVED LEFT COWL ANTIICE CAUTION FOLLOWED QRH SUSPECTED HIGH PRESSURE CONDITION. AIRCRAFT REMOVED FROM SERVICE R&R'D LH COWL ANTI ICE VALVE IAW AWA SUP 10-094, OPS CHECK GOOD WITH CREW ASSISTANCE. PN ON:300013000-003 SN:1880 PN OFF: 5399-00-1 SN: 1153B

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Ice and rain protection · pressure switch · malfunctionedDec 10, 2019

    LEFT & RIGHT WING ANTI-ICE CAUTION MESSAGES IN ICING CONDITIONS, C/W QRH, LEFT ICING & RAN ICE DISPERSAL PROCEDURES. MESSAGE CLEARED FOR 2 MINS THEN RETURNS. ANTI-ICE WAS SELECTED TO NORMAL, OPENED ISOLATION VALVE, MESSAGE REMAINED. WENT TO STBY, MESSAGE CLEARED TEMPORARILY. BOTH WINGS SHOWED…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Exhaust · actuator · brokenOct 16, 2019

    "SUPPLEMENTAL INFORMATION" L REV UNLOCK CAUTION MESSAGE IN FLIGHT TR NOT ARMED AMBER REV ICON PHYSICALLY NOT STOWED EMER STOW PRESSED MSG REMAINS. REMOVED FROM SERVICE TO MEL. FOUND BROKEN T/R BALL SCREW ACTUATOR. R&R'D LT ENGINE LOWER INBOARD BALL SCREW ACTUATOR IAW AMM 78-32. CHECKS GOOD.…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Exhaust · actuator · unlockedOct 2, 2019

    LEFT REVERSER UNLOCKED IN FLT NO ADVERSE HANDLING CHARACTERISTICS. RAN QRH. L REV UNLOCK CAUTION MESSAGE IN FLIGHT TR NOT ARMED AMBER REV ICON PHYSICALLY NOT STOWED EMER STOW PRESSED MSG REMAINS. REMOVED FROM SERVICE TO MEL. FOUND BROKEN T/R BALL SCREW ACTUATOR. R&R'D L/H ENGINE LOWER INBOARD BALL…

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · door sill · corrodedNov 24, 2018

    RT FLOOR SILL IS CORRODED FROM FS 559+86 TO FS 559+112 AT RBL 47. REMOVED AND REPLACED RT FLOOR SILL AT FS 559+86 TO FS 559+112 AT RBL 47 IAW SRM 51-42-06 AND 51-42-21.

    From FAA Service Difficulty Reports; matched by N-number and serial number.
  • Fuselage · hinge · gougedNov 21, 2018

    PAX DOOR HINGE HALF (FUSELAGE SIDE) IS GOUGED FROM THE ROLL PIN. REMOVED AND REPLACED FUSELAGE SIDE HINGE IAW SRM 53-21-23.

    From FAA Service Difficulty Reports; matched by N-number and serial number.

Showing the 10 most recent of 198 reports.

Related aircraft

Show all 8 related aircraft
All 396 registered Bombardier INC CL-600-2B19 aircraft

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 19, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 19, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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