# N550QS: 2018 Textron 680A

- Status: Valid registration
- Airframe: [Textron 680A](https://openairdocs.org/model/textron-680a) (registry code 2076814, 10 seats)
- Engine: [Pratt & Whitney Canada PW306D1](https://openairdocs.org/engine/pratt-whitney-canada-pw306d1) (registry code 51850)
- Data sheets: [TCDS T00012WI](https://openairdocs.org/tcds/T00012WI) (Textron Aviation Inc.), [TCDS E35NE](https://openairdocs.org/tcds/E35NE) (Pratt & Whitney Canada Corp.) (OpenAirDocs)
- Serial number: 680A0150
- Year built: 2018
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: August 17, 2018
- Certificate issued: September 24, 2024
- Expires: September 30, 2031
- Mode S code: A700DA
- Owner type: Co-owned
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=550QS
- Page: https://openairdocs.org/aircraft/N550QS

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 3 in force

### Matched by airframe (Textron 680A)

- [AD 2026-13-02](https://openairdocs.org/ad/2026-13-02): Navigation · Airbus Canada Limited Partnership 18, 49-46, 80-A and 555 more. Effective Jul 1, 2026
- [AD 2023-10-02](https://openairdocs.org/ad/2023-10-02): Indicating/Recording System, Navigation · Boeing 18, 23, 35 and 1,060 more. Effective May 26, 2023
- [AD 2018-07-13](https://openairdocs.org/ad/2018-07-13): Landing Gear · Textron 510, 680 and 680A. Effective May 15, 2018

### Matched by engine (Pratt & Whitney Canada PW306D1)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N550QS.

## FAA accident and incident reports

None matched to N550QS.

## Reports on N550QS not matched to an aircraft (1)

They name N550QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20040319011909I](https://openairdocs.org/incident/20040319011909I), Mar 19, 2004: Braero HAWKER1000 (N550QS), West Palm Beach, FL. (-23) On March 19, 2004 at about 1706 EST call sign execjet 550, a Raytheon Hawker 1000 serial number 259050 N550QS operated by netjets aviation, inc. (dxta),…

## Service difficulty reports (19)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR DXTA2024123001702](https://openairdocs.org/sdr/DXTA2024123001702), Dec 25, 2024: DCU. INOPERATIVE. GSD FAIL 2 AMBER CAS: LEVEL AT FL450 WE FELT AND HEARD A LIGHT AERODYNAMIC HUM VIBRATION FOLLOWED BY AMBER X'S ON AILERON TRIM INDICATOR, RUDDER TRIM INDICATOR 
- [SDR DXTA2024121001411](https://openairdocs.org/sdr/DXTA2024121001411), Dec 5, 2024: STRUT. FAILED. MAIN DOOR GAS STRUT SNAPPED IN TWO PIECES. MAIN CABIN DOOR STILL OPERATES NORMALLY. NO BINDING OBSERVED ARRIVED ON SITE AND GAINED ACCESS TO THE AIRCRAFT. OPENE
- [SDR DXTA2024121001404](https://openairdocs.org/sdr/DXTA2024121001404), Dec 5, 2024: STRUT. FAILED. MAIN DOOR GAS STRUT SNAPPED IN TWO PIECES. MAIN CABIN DOOR STILL OPERATES NORMALLY. NO BINDING OBSERVED ARRIVED ON SITE AND GAINED ACCESS TO THE AIRCRAFT. OPENE
- [SDR DXTA2024111501125](https://openairdocs.org/sdr/DXTA2024111501125), Nov 12, 2024: BATTERY PACK. INOPERATIVE. LAV EXIT SIGN/LIGHT: SOME EMERGENCY LIGHTING IS INOPERATIVE. EXIT SIGN ON BULKHEAD BEHIND SEAT 7, EXIT SIGN ON TOILET FACE PANEL, DOWN LIGHTS AT TOILET BASE ARE
- [SDR DXTA2024102800957](https://openairdocs.org/sdr/DXTA2024102800957), Oct 25, 2024: FUSE. MISINSTALLED. RIGHT WING INSPECTION LIGHT, #3SEAT OVERHEAD AND UNDERSEAT LIGHTS INOP. WILL NOT RECHARGE USING EMER LIGHTS FAIL PREFLIGHT TEST PROCECEDURE GAINED ACCESS TO #2 
- [SDR DXTA2024052211829](https://openairdocs.org/sdr/DXTA2024052211829), May 21, 2024: FILTER. ODOR. PNEUMATIC DISTRIBUTION: NON ELECTRICAL FUMES SMELT AFTER TAKEOFF. LASTED FOR 2-3 MINUTES. REMOVED WORN HEPA FILTER P/N 9914836-1 S/N 0948 AND REPLACED WITH NEW 
- [SDR DXTA2024041611504](https://openairdocs.org/sdr/DXTA2024041611504), Apr 14, 2024: SWITCH. FAULTY. MAIN DOOR: MAIN CABIN DOOR WILL NOT CLOSE. THE LIFT MOTOR KEEPS FAILING. THE DOOR WILL NOT EVEN COME UP HALF WAY. FOUND INNER DOOR HANDLE OPEN PROX SWITCH(SC006
- [SDR DXTA2024032011240](https://openairdocs.org/sdr/DXTA2024032011240), Mar 18, 2024: DOOR. NONE. CABIN DOOR MOTOR FAILS TO FULLY CLOSE MAIN CABIN DOOR. FAILED SEVERAL ATTEMPT WITH OVERIDE. THE DOOR MOTOR WILL LIFT THE DOOR ABOUT A FOOT AND THEN SHUTS OFF. A
- [SDR DXTA2024022911027](https://openairdocs.org/sdr/DXTA2024022911027), Feb 26, 2024: STRUT. LOW PRESSURE. AFTER GEAR RETRACTED SUCCESSFULLY & CLIMBING ABOVE FL 400, FELT A THUMP IN NOSE. RECEIVED MAINS UP & NLG MISCOMPARE AMBER MESSAGE. DESCENDED TO A LOWER ALTITUDE
- [SDR DXTA2023111610064](https://openairdocs.org/sdr/DXTA2023111610064), Nov 15, 2023: BATTERY. INOPERATIVE. EMER LIGHTS WILL NOT COME ON WHEN SWITCH SELECTED TO ON WITH ACFT POWERED DOWN. PREFLIGHTED WITH THE AIRPLANE POWERED UP, THEN POWERED DOWN TO WAIT. AFTER POWER
- [SDR DXTA2023110799940](https://openairdocs.org/sdr/DXTA2023110799940), Nov 6, 2023: UNKNOWN. UNKNOWN. DURING PRE-FLIGHT TEST OF EMERGENCY LIGHT SYSTEM(BEFORE POWERING UP), NOTICED EXIT SIGN AT SEAT 7, EXIT SIGN BELOW LAV SEAT, AND FLOOR LIGHT BELOW LAV SEAT, WOU
- [SDR DXTA2023103199440](https://openairdocs.org/sdr/DXTA2023103199440), Oct 31, 2023: UNKNOWN. UNKNOWN. EMERG EXIT SIGN/LIGHT: DURING PREFLIGHT, FOUND 3 LIGHTS THAT ARE NOT LIGHTING UP DURING THE EMERGENCY LIGHT TEST. THE WHITE EXIT SIGN ON THE BULKHEAD BEHIND SEA
- [SDR 2023F00257](https://openairdocs.org/sdr/2023F00257), Aug 26, 2023: BOSS. DETACHED. COMBUSTION CHAMBER DRAIN BOSS DETACHED WHILE FUEL DRAIN VALVE WAS REMOVED ON LH ENGINE. P&WC DEVIATION LETTER WAS ACCOMPLISHED DEVIATION LETTER DAA2023-1044-PW3
- [SDR DXTA2022092070800](https://openairdocs.org/sdr/DXTA2022092070800), Sep 19, 2022: NONE. NONE. EMERGENCY EXIT OPEN AMBER CAS: AMBER EMERGENCY EXIT OPEN CAS MESSAGE CAME ON APPROX ONE HOUR INTO FLIGHT AT FL410. EXTINGUISHED DURING DESCENT BELOW FL180 // SI
- [SDR 2022FA0000415](https://openairdocs.org/sdr/2022FA0000415), Jul 30, 2022: SKIN. GOUGED. GOUGE IN FUSELAGE SKIN UNDER FWD RH OVERWING SPLICE STRAP REPAIR.
- [SDR 2021F00347](https://openairdocs.org/sdr/2021F00347), Dec 21, 2021: NONE. NONE. GOUGES ON THE LH AND RH MLG SIDE BRACE FITTINGS (P/N'S 6922928-1 AND 6922928-2). ACCOMPLISHED TEXTRON AVIATION ENGINEERING LETTER DATED DECEMBER 21, 2021 DQ 329
- [SDR 2021F00346](https://openairdocs.org/sdr/2021F00346), Dec 21, 2021: NONE. NONE. GOUGES ON THE LH AND RH MLG SIDE BRACE FITTINGS (P/N'S 6922928-1 AND 6922928-2). ACCOMPLISHED TEXTRON AVIATION ENGINEERING LETTER DATED DECEMBER 21, 2021 DQ 329
- [SDR 2021F00246](https://openairdocs.org/sdr/2021F00246), Aug 25, 2021: GEARBOX. CORRODED. RH ENGINE GEARBOX AFT COVER CORRODED IN MULTIPLE LOCATIONS.
- [SDR 2021F00245](https://openairdocs.org/sdr/2021F00245), Aug 25, 2021: GEARBOX. CORRODED. LH ENGINE GEARBOX AFT COVER CORRODED IN MULTIPLE LOCATIONS.

## Service difficulty reports on N550QS not matched to an aircraft (7)

They name N550QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR DXTA200601229](https://openairdocs.org/sdr/DXTA200601229), Feb 2, 2006: UNKNOWN. UNKNOWN. REPEAT WRITEUP, DURING NORMAL TAXI SPEED, WHEN BRAKES APPLIED AIRCRAFT VEERED LEFT.
- [SDR DXTA200601216](https://openairdocs.org/sdr/DXTA200601216), Jan 26, 2006: BRAKE ASSY. HOT. REPEAT WRITE-UP. AFTER LOW SPEED 60KT ABORTED TAKEOFF, LEFT BRAKE ASSEMBLY WAS VERY HOT AND SMOKING. LARGE TEMP DIFFERENCE BETWEEN LEFT (HOT) AND RIGHT (COOLER)
- [SDR DXTA200601201](https://openairdocs.org/sdr/DXTA200601201), Jan 17, 2006: INDICATOR. ACTIVATED. T/O ROLL ABORTED FOR ENG/FUEL LOOK UP LIGHT. ITEM IS UNDER INVESTIGATION.
- [SDR DXTA200400352](https://openairdocs.org/sdr/DXTA200400352), Aug 2, 2004: ODOR. DETECTED. WHILE CLIMBING THROUGH FL250 SELECTED ENGINE ANTI ICE ON, SHORTLY THEREAFTER NOTICED A STRONG BURNING SMELL IN THE COCKPIT. DE-SELECTING ANTI ICE, SMELL WENT AW
- [SDR DXTA200400271](https://openairdocs.org/sdr/DXTA200400271), Mar 19, 2004: TAPE. LOOSE. CLIMBING THROUGH APPROXIMATELY FL280, EXPERIENCED A SEVERE LONGITUDINAL OSCILLATION. THE YOKE OSCILLATED LEFT AND RIGHT RAPIDLY AND WINGS WERE FLEXING 4 TO 6 IN
- [SDR DXTA200300158](https://openairdocs.org/sdr/DXTA200300158), Nov 9, 2003: ENGINE. MALFUNCTIONED. DURING CLIMB OUT HEARD SEVERAL RAPID POPS LASTING 3-4 SECONDS, TWO EVENTS SPACED 10-15 SEC APART. LEFT ENG N1, ITT, N2 FLUCTUATED, ALSO EXPERIENCED SOME AIRFRAM
- [SDR DXTA200300130](https://openairdocs.org/sdr/DXTA200300130), Sep 28, 2003: SWITCH. STUCK. TAKEOFF ABORTED AT 75KTS FOR THE CONFIGURATION WARNING HORN THAT WAS ACCOMPANIED BY THE RED FLASHER. TROUBLESHOT SYSTEM, APPLIED POWER AND PERFORMED A COMPLETE 

## STCs that may be installed (OpenAirDocs) (16)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Textron 680A)

- [STC ST04765NY](https://openairdocs.org/stc/ST04765NY): Unprepared (Grass/Sod) Runway Operations. Textron Aviation Inc
- [STC ST00885LA](https://openairdocs.org/stc/ST00885LA): Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. AMETEK AMERON, LLC d/b/a MASS Systems
- [STC ST12344IB](https://openairdocs.org/stc/ST12344IB): Replacement of the Halon Type 1211 portable fire extinguisher with Halotron BrX portable fire extinguisher with Halotron BrX portable fire extinguisher. Cessna Duesseldorf Citation Service Center GmbH
- [STC ST122244IB](https://openairdocs.org/stc/ST122244IB): Installation of Gogo Galileo system, including HDX Antenna. Alamo Engineering GmbH
- [STC ST03885AT](https://openairdocs.org/stc/ST03885AT): Installation of an Avionica, Inc. avCM Cellular Module. Aircraft Systems and Manufacturing Inc
- [STC ST11983SE](https://openairdocs.org/stc/ST11983SE): Installation of Starlink Aviation System. AeroMech Incorporated
- [STC ST02472AT](https://openairdocs.org/stc/ST02472AT): Installation of a mini Quick Access Recorder (QAR) model MKI, MKII, or MKIII. Aircraft Systems and Manufacturing Inc
- [STC ST01117DE](https://openairdocs.org/stc/ST01117DE): Installation of the Gogo ATG C1. Peregrine
- [STC ST02037WI](https://openairdocs.org/stc/ST02037WI): Installation of Gogo Business Aviation AVANCE L5 System with MB 13 Antennas. Duncan Aviation Inc
- [STC ST04736NY](https://openairdocs.org/stc/ST04736NY): True Blue TS28 Emergency Battery Power Supply Replacement. Aerospace Design and Compliance LLC
- [STC ST01936WI](https://openairdocs.org/stc/ST01936WI): Installation of LED lights. AeroLED's Holdings LLC
- [STC ST04575AT](https://openairdocs.org/stc/ST04575AT): Installation of the Rockwell Collins ALT-1000+/ -4000+ with 5G Filtering. Chippewa Aerospace Inc
- [STC ST04367CH](https://openairdocs.org/stc/ST04367CH): Installation of a Medical Interior in accordance with LifePort Master Data List EGR-887-000-001, Revision (B), dated April 18, 2019 or later FAA approved revision and LifePort Master Drawing List MDL-887-00, Revision (D), dated April 11, 2019 or later FAA approved revision.". LifePort LLC
- [STC ST01027DE](https://openairdocs.org/stc/ST01027DE): Installation of MarathonNorco Aerospace Inc Nickel Cadmium battery in place of existing Nickel Cadmium main aircraft battery/batteries. MarathonNorco Aerospace Inc
- [STC ST11071SC](https://openairdocs.org/stc/ST11071SC): Demonstration of aircraft critical equipment and antenna systems tolerance of radio frequency interference (RFI) from intentional or spurious transmissions from certain Portable Electronic Devices (PEDs). Liberty Partners Inc
- [STC ST11168SC](https://openairdocs.org/stc/ST11168SC): Installation of a Pratt & Whitney Flight Data Acquisition, Storage, and Transmission System (FAST). Pratt & Whitney Engine Services Inc

## Earlier aircraft with N550QS

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N550QS before.

- [Cancelled 2017-05-11](https://openairdocs.org/deregistered/N550QS-2017-05-11): Textron 680A, S/N 680A-0015, built 2015. Exported to Portugal. Owner: [Textron Financial Corp](https://openairdocs.org/faa-owner/TEXTRON%20FINANCIAL%20CORP), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)

## Related

- Other Textron 680A aircraft: https://openairdocs.org/model/textron-680a/aircraft.md
- The Pratt & Whitney Canada PW306D1 engine: https://openairdocs.org/engine/pratt-whitney-canada-pw306d1.md

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