# N987QS: 2025 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: 680A0457
- Year built: 2025
- Type: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: December 4, 2025
- Certificate issued: December 24, 2025
- Expires: December 31, 2032
- Mode S code: ADC694
- Registered owners: [Air Products And Chemicals Inc](https://openairdocs.org/faa-owner/AIR%20PRODUCTS%20AND%20CHEMICALS%20INC), [Blade711 LLC](https://openairdocs.org/faa-owner/BLADE711%20LLC), [Cnski LLC](https://openairdocs.org/faa-owner/CNSKI%20LLC), [Marr John S Jr](https://openairdocs.org/faa-owner/MARR%20JOHN%20S%20JR), [Marr Rebecca L](https://openairdocs.org/faa-owner/MARR%20REBECCA%20L), [Hassett Joseph John](https://openairdocs.org/faa-owner/HASSETT%20JOSEPH%20JOHN)
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Co-owned
- Owner's area on the map: 35.5467° N, 97.5646° W: Placed by OpenAirDocs at the center of ZIP code 73116, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=987QS
- Page: https://openairdocs.org/aircraft/N987QS

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 N987QS.

## FAA accident and incident reports

None matched to N987QS.

## Service difficulty reports (1)

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 DXTA2026070708690](https://openairdocs.org/sdr/DXTA2026070708690), Jul 5, 2026: G SWITCH. FAULTED. AFTER LANDING AND SHUTDOWN THE FOLLOWING EMERGENCY LIGHTS HAVE REMAINED ON DESPITE THE EMERGENCY LIGHT SWITCH BEING SELECTED TO OFF: LIGHTED SIGN ABOVE EMERGENC

## Service difficulty reports on N987QS not matched to an aircraft (25)

They name N987QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR DXTA2014120105940](https://openairdocs.org/sdr/DXTA2014120105940), Nov 28, 2014: ACTUATOR. FAILED. DURING LANDING GEAR RETRACTION, AT THE INITIAL HANDLE MOVEMENT TO THE UP POSITION, A LOUD BANG CAN BE HEARD ALONG WITH A SHUTTER THAT COULD BE FELT THROUGHOUT T
- [SDR DXTA2012061104996](https://openairdocs.org/sdr/DXTA2012061104996), Jun 10, 2012: SWITCH. INOPERATIVE. AFTER TAKEOFF LANDING GEAR WOULD NOT RETRACT. GEAR HANDLE WOULD NOT MOVE. ALL GEAR LIGHTS SHOWED GREEN, GEAR, DOWN AND LOCKED. NO RED LIGHTS. FOUND NLG SQUAT SW
- [SDR DXTA2012050104972](https://openairdocs.org/sdr/DXTA2012050104972), May 9, 2012: ACM. DEFECTIVE. WHILE PARKED ON THE RAMP, NOTICED BURNING ODOR IN COCKPIT. MECHANICAL FRICTION ODOR WITH SOME BURNING OIL. NOTICED THAT COCKPIT PAC SUPPLY TEMP WAS VERY HIGH, A
- [SDR DXTA2011091204724](https://openairdocs.org/sdr/DXTA2011091204724), Sep 10, 2011: ACTUATOR. INOPERATIVE. RED GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH AFTER GEAR RETRACTION. LOUD WIND NOISE, EXPECT NOSEGEAR DOOR NOT TE BE FULLY CLOSED. RAN CHECKLIST, PUT THE GEAR DOWN
- [SDR DXTA2011090604516](https://openairdocs.org/sdr/DXTA2011090604516), Sep 4, 2011: ACTUATOR. INOPERATIVE. RED GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH AFTER GEAR RETRACTION. LOUD WIND NOISE CONSISTANT WITH NOSE GEAR IN DOWN POSITION. RAN CHECKLIST ENDING UP WITH 3 GRE
- [SDR DXTA2011082304707](https://openairdocs.org/sdr/DXTA2011082304707), Aug 21, 2011: DOOR. OUT OF ADJUST. RED GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH AFTER TAKEOFF. HAD NORMAL HYD PRESSURES AND PERFORMED THE ABNORMAL CHECKLIST FOR "GEAR UNLOCK LIGHT". GEAR EXTENDED N
- [SDR DXTA2011080904700](https://openairdocs.org/sdr/DXTA2011080904700), Aug 9, 2011: LANDING GEAR. MALFUNCTIONED. RED GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH AFTER TAKEOFF. HAD NORMAL HYD PRESSURES. PERFORMED ABNORMAL CHECKLIST FOR GEAR UNLOCK LIGHT AND GEAR EXTENDED NORMALL
- [SDR DXTA2011080204681](https://openairdocs.org/sdr/DXTA2011080204681), Aug 1, 2011: WARNING LIGHT. FALSE ACTIVATION. RED GEAR UNLOCK LIGHT WOULD NOT EXTINGUISH AFTER TAKEOFF. ALL 3 GREEN LIGHTS EXTINGUISHED. ABNORMAL AIR NOISE HEARD, SOUND SEEMED TO BE COMING FROM NOSE GEAR AR
- [SDR DXTA2010122704378](https://openairdocs.org/sdr/DXTA2010122704378), Dec 26, 2010: RUDDER. MALFUNCTIONED. UNCOMMANDED LT RUDDER INPUT DURING CRUISE FLIGHT. TROUBLESHOT RUDDER CONTROL SYS, PERFORMED TEST OF LINEAR ACTUATOR, ALL CHECKED NORMAL. PERFORMED OPS CHECK OF 
- [SDR DXTA2010022504004](https://openairdocs.org/sdr/DXTA2010022504004), Feb 24, 2010: RMU. FAILED. ON TAXI, ELECTRICAL HOT ODOR FOLLOWED BY A "POP" AND RMU NR 1 WENT BLANK. ALL CIRCUIT BREAKERS LOOK NORMAL. R & R NR 1 RMU.
- [SDR DXTA2009111603860](https://openairdocs.org/sdr/DXTA2009111603860), Nov 15, 2009: WARNING MESSAGE. MALFUNCTIONED. RED CAS "NO TAKE OFF" TWICE WITH NO OTHER CAS MESSAGES. ALL T/O PARAMETERS WHERE IN LIMITS FOR EXISTING CONDITIONS. UNABLE TO DUPLICATE. VERIFIED PROPER ADJUSTM
- [SDR DXTA2009092803800](https://openairdocs.org/sdr/DXTA2009092803800), Sep 25, 2009: VARISTOR. MALFUNCTIONED. ON TAXI OUT, SMELLED SMOKE IN COCKPIT, FOLLOWED BY THE CYAN REMOTE CB TRIPPED CAS MESSAGE. SMOKE ODOR STOPPED AFTER MESSAGE APPEARED. CIRCUIT BREAKER HK005 IS T
- [SDR DXTA200803258](https://openairdocs.org/sdr/DXTA200803258), Aug 31, 2008: YAW DAMPER. MALFUNCTIONED. "YAW DAMPER OFF LOWER" CAS MESSAGE ILLUMINATED. T/S, NO ERROR CODES NOTED. COMPLETED LINEAR ACTUATOR TEST IAW MM 27-24-00. NO DEFECTS NOTED. ACTIVATED YAW DAMPE
- [SDR DXTA200702609](https://openairdocs.org/sdr/DXTA200702609), Nov 12, 2007: SWITCH. MALFUNCTIONED. DURING T/O ROLL THE RED NO TAKEOFF CAS MESSAGE ILLUMINATED . TAKEOFF ABORTED. INSTALLED NEW LT AND RT LOW FUEL SWITCHES IAW CE-750 M/M 28-20-07. OPS AND LEAK CH
- [SDR DXTA200702606](https://openairdocs.org/sdr/DXTA200702606), Nov 11, 2007: WARNING LIGHT. ILLUMINATED. DURING T/O ROLL, THE RED NO TAKEOFF CAS MESSAGE ILLUMINATED. T/O WAS ABORTED. CENTRAL COMPUTER MESSAGE HISTORY WAS REVIEWED BY CREW AND HIGH SPEED TAXI WAS PERF
- [SDR DXTA200702537](https://openairdocs.org/sdr/DXTA200702537), Oct 11, 2007: UNKNOWN. VIBRATION. DURING THE TAKEOFF ROLL, PRIOR TO 80 KTS, WE HAD A SHIMMY, THE SHIMMY STARTED AT 30 KTS AND EVEN AFTER EASING THE CONTROL YOKE BACK, THE SHIMMY CONTINUED. T/O W
- [SDR DXTA200702432](https://openairdocs.org/sdr/DXTA200702432), Aug 27, 2007: PACKING. UNKNOWN. AFTER TAKEOFF, UPON GEAR RETRACTION, THE 3 GREEN GEAR LIGHTS EXTINGUSHED AND HAD RED UNLOCK LIGHT ILLUMINATED ,TWENTY SECONDS LATER ,GREEN NOSE GEAR LIGHT ILLUM
- [SDR DXTA200702307](https://openairdocs.org/sdr/DXTA200702307), Jun 29, 2007: BUNGEE. INOPERATIVE. LT RUDDER TRIM EXCESSIVE IN DIFFERENT PHASES OF FLIGHT. IN CLIMB OUT LT RUDDER TRIM INSIDE OF T ON TRIM INDICATOR, WITH AUTO PILOT ON AND DESCENDING THRU 20,500
- [SDR DXTA200601778](https://openairdocs.org/sdr/DXTA200601778), Dec 3, 2006: CONNECTOR. DIRTY. ON TAKEOFF ROLL THE RT ITT CYCLED FROM 500 DEGREES TO 850 DEGREES REPETITIVELY, TAKEOFF ABORTED. REMOVED, CLEANED, INSPECTED, AND REINSTALLED ALL CONNECTOR PLUG
- [SDR DXTA200601565](https://openairdocs.org/sdr/DXTA200601565), Aug 20, 2006: WHEEL. VIBRATES. ON TAKEOFF ROLL ACCELERATING THROUGH 50-60 KIAS, GOT A SEVERE NOSE WHEEL SHIMMY THAT CAUSED THE LOWER YAW DAMP FAIL CAS MESSAGE TO ILLUMINATE. M2B, REPLACED NR 
- [SDR DXTA200601318](https://openairdocs.org/sdr/DXTA200601318), Mar 24, 2006: PCU. MALFUNCTIONED. AIRCRAFT/AUTOPILOT STARTED OSCILLATING IN FLIGHT (FL430). THE TRIM CLACKER WOULD ACTIVATE REPEATEDLY TO COMPENSATE. TRIED TAKING A/P OFF AND FLYING MANUALLY AND
- [SDR DXTA200500865](https://openairdocs.org/sdr/DXTA200500865), Jul 25, 2005: HYDRAULIC SYSTEM. LEAKING. WHILE WAITING FOR CLEARANCE FOR T/O, SMELLED A VERY BAD ODOR FOLLOWED BY THE HYD PRESS B LOW AND THE HYD PUMP B-SYSTEM FAIL, THEN THE RUDDER STANBY SYSTEM FAIL 
- [SDR DXTA200400341](https://openairdocs.org/sdr/DXTA200400341), Jul 17, 2004: LINKAGE. DISCONNECTED. NOSE WHEEL STEERING (TILLER AND PEDALS) FAILED ON TAXI IN, NO CAS MESSAGES RECEIVED. HYDRAULIC QUANTITY/PRESSURE WAS GOOD (55 PERCENT /3100 PSI), AIRCRAFT WAS T
- [SDR DXTA200300005](https://openairdocs.org/sdr/DXTA200300005), Mar 9, 2003: WINDSHIELD. CRACKED. DURING FLIGHT AT 31,000 FT THE RIGHT WINDSHIELD CRACKED.
- [SDR DXT2002F00000](https://openairdocs.org/sdr/DXT2002F00000), Jan 28, 2002: TUBE. CHAFED. DURING ROUTINE INSPECTION RIGHT FUEL SUPPLY TUBE ASSEMBLY WAS FOUND TO BE NEARLY 100 PERCENT CHAFFED THROUGH BY THE RIGHT ELEVATOR CABLE JUST FORWARD OF THE RIG

## 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

## 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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