# N551QS: 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: 680A0151
- Year built: 2018
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: August 28, 2018
- Certificate issued: December 31, 2024
- Expires: December 31, 2031
- Mode S code: A70491
- Owner type: Co-owned, fractional ownership
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=551QS
- Page: https://openairdocs.org/aircraft/N551QS

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 N551QS.

## FAA accident and incident reports

None matched to N551QS.

## Reports on N551QS not matched to an aircraft (1)

They name N551QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20040806022269I](https://openairdocs.org/incident/20040806022269I), Aug 6, 2004: Braero HAWKER1000 (N551QS), Teterboro, NJ. (-23) On 08-06-2004 a Hawker-1000 N551QS operated by net jets departed the kteb runway one IFR flight. Clearance was teb v SID passing through 3800 feet.…

## Service difficulty reports (10)

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 DXTA2026081709281](https://openairdocs.org/sdr/DXTA2026081709281), Aug 14, 2026: OVERHEAT SENSOR. FAULTY. DURING CLIMB THROUGH FL250, SELECTED ANTI ICE ALL ON. AFTERWARDS WE BEGAN TO SMELL AN ABNORMAL ODOR CONSISTENT WITH BURNING. AFTER ASKING EACH OTHER ABOUT IT, W
- [SDR DXTA2026042107700](https://openairdocs.org/sdr/DXTA2026042107700), Apr 19, 2026: SWITCH. FAULTED. AFTER CLOSING MAIN CABIN DOOR, DOOR WOULD NOT LATCH. TRIED CLOSING AGAIN WITH NO CHANGE. RAN CABIN DOOR OPEN ON GROUND QRH AND DOOR LATCHED BUT UNLATCHED IMMEDI
- [SDR 2025F00281](https://openairdocs.org/sdr/2025F00281), Sep 20, 2025: UNKNOWN. UNKNOWN. ACCOMPLISHED RFTS-114898 REV.0. DATED 05SEP25, UPLOCK FAULT LOGIC FUNCTIONAL TEST DEVELOPMENT.
- [SDR DXTA2022103172930](https://openairdocs.org/sdr/DXTA2022103172930), Oct 28, 2022: SWITCH. FAULTED. MAIN EXIT SIGN/LIGHT: MAIN CABIN DOOR EMERGENCY EXIT LIGHTS (2 TWO ON LOWER FRAME AND ONE OVERHEAD) AND PATH LIGHT UNDER SEAT 10 WILL NOT EXTINGUISH WITH ALL PO
- [SDR 2022F00409](https://openairdocs.org/sdr/2022F00409), Oct 24, 2022: NONE. NONE. CORROSION ON THRUST REVERSER ATTACH FLANGE. NORDAM FIELD ENGINEERING DISPOSITION LETTER DOCUMENT NUMBER NTRSD-22TP-282 DATED OCTOBER 21, 2022.THRUST REVERSER CA
- [SDR 2022FA0000627](https://openairdocs.org/sdr/2022FA0000627), Oct 19, 2022: PANEL. BROKEN. PANEL CRACKED PART NUMBER 6666222
- [SDR QMLA2022FA0000446](https://openairdocs.org/sdr/QMLA2022FA0000446), Aug 11, 2022: DOUBLER. DAMAGED. VERTICAL FIN ACCESS PANEL 341CR FASTENER HOLE DAMAGED REF ENGINEERING MEMO DQ35850M1 DATED 8/8/2022
- [SDR DXTA2022072566720](https://openairdocs.org/sdr/DXTA2022072566720), Jul 24, 2022: BRAKE SYS. SLUGGISH. MLG BRAKE PRESSURE: WHEN LANDING BRAKES ARE SPONGY AND MUST PUT THEM ALL THE WAY TO THE FLOOR FOR THEM TO TAKE EFFECT. // SIGNOFF // PERFORMED VISUAL INSPECTION
- [SDR DXTA2022040159470](https://openairdocs.org/sdr/DXTA2022040159470), Apr 1, 2022: NONE. DEFECTIVE. A/I STAB HOT R AMBER CAS: ABORTED TAKEOFF BELOW 80 KTS DUE TO AN AMBER A/I STAB HOT R MESSAGE. THE ANTI ICE WAS NOT SELECTED ON AT THE TIME. THE MESSAGE EXTINGU
- [SDR DXTA2021121353440](https://openairdocs.org/sdr/DXTA2021121353440), Dec 12, 2021: BATTERY. FAULTED. BATTERY / CHARGER: BAT OTEMP R CAS MESSAGE DISPLAYED AFTER TAKEOFF. BAT TEMP FLUCTUATED FROM 52 TO 67 C. // SIGNOFF // INPSECTED RH BATTERY TEMP WIRING. NO DEFE

## Service difficulty reports on N551QS not matched to an aircraft (8)

They name N551QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR CWQR20160216002](https://openairdocs.org/sdr/CWQR20160216002), Feb 16, 2016: PULLEY BRACKET. CRACKED. DURING A SCHEDULED INSPECTION WE FOUND THE AUTOPILOT SERVO CABLE PULLEY BRACKET CRACKED. THE CRACK WAS THROUGH ONE ATTACH RIVET & WENT TO THE END OF THE BRACKET
- [SDR DXTA2015083106071](https://openairdocs.org/sdr/DXTA2015083106071), Aug 30, 2015: PUSHROD. DAMAGED. A VIBRATION IN THE CONTROLS & IN THE FLOOR, NOTICEABLE IN SMOOTH AIR IN CRUISE AT FL 400. AT LOWER ALTITUDES VIBRATION GOES AWAY. FOUND ELEVATOR TRIM TABS LOOSE
- [SDR DXTA200601612](https://openairdocs.org/sdr/DXTA200601612), Sep 23, 2006: UNKNOWN. FUMES. FUMES IN CABIN WHEN AIRCRAFT ON THE GROUND AND APU RUNNING WITH APU AIR VALVE OPENED. RAN LT AND RT ENG, APU IAW H/S M/M 49-20 + HS1000 M/M CHAP 80-10-00. OPS C
- [SDR 2005FA0001528](https://openairdocs.org/sdr/2005FA0001528), Nov 8, 2005: EXTINGUISHER. INCORRECT. REMOVING HAND HELD FIRE EXTINGUISHER FROM THE COCKPIT FOR ROUTINE INSPECTION IT WAS NOTED THAT THE HANDLE DID NOT APPEAR TO BE CORRECT. FURTHER INSPECTION SHOWE
- [SDR DXTA200500788](https://openairdocs.org/sdr/DXTA200500788), Jun 19, 2005: POSITION SWITCH. MALFUNCTIONED. DEPARTING LIT GEAR SELECTED UP L MAIN GEAR UNSAFE LIGHT ILLUMINATED. 400FT AGL SELECTED FLAPS UP AND GEAR LIGHT EXTINGUISHED. CYCLED LANDING GEAR OPS GOOD. AT 1
- [SDR DXTA200400468](https://openairdocs.org/sdr/DXTA200400468), Dec 7, 2004: WARNING SYSTEM. ACTIVATED. ON TAKEOFF ROLL AT APPROX 65-70 KTS FUEL/ENG LOOK UP LIGHT WITH ASSOCIATED AUX TRANSFER FAULT ILLUMINATED. ITEM IS UNDER INVESTIGATION.
- [SDR DXTA200300092](https://openairdocs.org/sdr/DXTA200300092), Aug 16, 2003: ENGINE. MALFUNCTIONED. LEFT ENGINE SHUTDOWN ON LANDING ROLL OUT, DURING ATTEMPTED START, ITT ROSE TO 680 DEG C, N2 APPROX 30 PERCENT, START ABORTED. TROUBLESHOT ENGINE USING PW305 MM,
- [SDR DXTA200300009](https://openairdocs.org/sdr/DXTA200300009), Mar 16, 2003: ENGINE. OVERSERVICED. IN FLIGHT DENSE BLACK SMOKE CAME OUT OF THE COPILOTS AIR CONDITIONER VENT. SHORTLY AFTER THAT REAR BAGGAGE SMOKE ANNUNCIATOR ON THE MASTER WARNING PANEL ILLUMIN

## 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 N551QS

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N551QS before.

- [Cancelled 2017-05-11](https://openairdocs.org/deregistered/N551QS-2017-05-11): Textron 680A, S/N 680A-0027, built 2016. 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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