# Cessna 680A - Type: Aircraft model (FAA registry) - Registry codes: 2076816, 2076813, 2076817 - Manufacturer (registry): CESSNA AIRCRAFT CO · CESSNA · CESSNA AIRCRAFT INC - Model: 680A - Aircraft type: Fixed wing multi engine - Category: Airplane - Engines: 2 · Turbo-fan - Seats: 10 - Weight class: 20,000 lb and over - Certification: Type certificated - Data sheet: [TCDS T00012WI](https://openairdocs.org/tcds/T00012WI) (OpenAirDocs) - Holder: Textron Aviation Inc. - Registered aircraft: 2 - Page: https://openairdocs.org/model/cessna-680a Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. The FAA lists this model under more than one registry code, usually for different spellings of the maker. This page covers them all. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [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 ## Registered aircraft (2) - [N3765L](https://openairdocs.org/aircraft/N3765L): [Textron Aviation Inc](https://openairdocs.org/faa-owner/TEXTRON%20AVIATION%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita), built 2014, S/N E68A-719001 - [N681CL](https://openairdocs.org/aircraft/N681CL): [Textron Aviation Inc](https://openairdocs.org/faa-owner/TEXTRON%20AVIATION%20INC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita), built 2014, S/N 680A0001 ## NTSB investigations None matched to aircraft with this model. ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (2,657, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR JGVR20261021002](https://openairdocs.org/sdr/JGVR20261021002), Oct 21, 2026: SKIN. CORRODED. REPAIRED THE LH HORIZONTAL STABILIZER UPPER INBOARD SKIN BY TRIMMING OUT CORRODED AREA, PERFORMING NDT, FABRICATING AND INSTALLING REPAIR DOUBLER AND FILLERS IN - [SDR JGVR20261021001](https://openairdocs.org/sdr/JGVR20261021001), Oct 21, 2026: FITTING. CORRODED. REMOVED THE CORRODED NOSE LANDING GEAR ACTUATOR FITTING ASSEMBLY AND INSTALLED NEW FITTING IAW STANDARD REPAIR. - [SDR DXTA2026102110278](https://openairdocs.org/sdr/DXTA2026102110278), Oct 20, 2026: STOP FITTING. OUT OF ADJUST. MAIN CABIN DOOR HANDLE DIFFICULT TO MOVE TO BOTH THE OPEN AND CLOSED POSITION. (SELF INDUCED A CHECK DOORS CAS MESSAGE ON ONE OCCASION) PERFORMED THE ADJUSTMENT - [SDR DXTA2026102110286](https://openairdocs.org/sdr/DXTA2026102110286), Oct 20, 2026: HINGE. LACK OF LUBE. WHILE SECURING THE AIRCRAFT THE MAIN CABIN DOOR BECAME STUCK AT THE CLOSED POSITION TOOK SIGNIFICANT FORCE TO ACTUATE LOCKING HANDLE. WENT TO OPEN THE DOOR AND - [SDR DXTA2026101910256](https://openairdocs.org/sdr/DXTA2026101910256), Oct 18, 2026: FAN. FAILED. CLIMBING THROUGH FL300 WE HEARD AN OSCILLATING/BUZZING SOUND COMING FROM BEHIND THE GLARESHIELD LEFT SIDE. SHORTLY BEFORE LANDING, THERE WAS AN ASSOCIATED UNUSU - [SDR DXTA2026101910259](https://openairdocs.org/sdr/DXTA2026101910259), Oct 18, 2026: DOOR. BINDING. CABIN ENTRY DOOR IS VERY HARD TO OPEN AND CLOSE. IT IS HITTING METAL WHEN ATTEMPTING TO CLOSE. DON'T KNOW IF ITS RELATED TO THE CHECK DOOR MEL. OPERATED MAIN CA - [SDR DXTA2026101910262](https://openairdocs.org/sdr/DXTA2026101910262), Oct 18, 2026: UNKNOWN. ODOR. CLIMBING THROUGH 33,000 FT, A SUDDEN BLAST OF VERY HOT AIR AND FUME/OIL SMELL CAME THROUGH THE VENTS IN COCKPIT FOR A SECOND OR TWO AND IMMEDIATELY WENT AWAY AN - [SDR DXTA2026101910227](https://openairdocs.org/sdr/DXTA2026101910227), Oct 17, 2026: EROSION SHIELD. DAMAGED. ON TAKEOFF ACCELERATING THROUGH 90KTS A LARGE BIRD FLEW AT THE AIRCRAFT AND VEERED TO THE LEFT SIDE OF THE NOSE AND UP AND OVER THE TOP OF THE FUSELAGE. ON POST - [SDR DXTA2026101910229](https://openairdocs.org/sdr/DXTA2026101910229), Oct 17, 2026: MOTOR. FAULTED. DOOR WILL NOT CLOSE FULLY FROM INSIDE OR OUTSIDE AIRCRAFT. STOPS ABOUT 1/2-3/4" BEFORE FULLY CLOSED. REMOVED FAULTY CABIN DOOR LIFT MOTOR AND REPLACED WITH A CU - [SDR DXTA2026101910231](https://openairdocs.org/sdr/DXTA2026101910231), Oct 17, 2026: HINGE. WORN. DURING CLIMB, MULTIPLE BUMPS WERE FELT FROM THE NOSE LANDING GEAR AREA. A TOTAL OF THREE OCCURRENCES WERE NOTED OVER APPROXIMATELY 25 MINUTES. NO CAS MSG'S. INS - [SDR DXTR2026101701](https://openairdocs.org/sdr/DXTR2026101701), Oct 17, 2026: TURBINE BLADES. CRACKED. 2ND STAGE TURBINE BLADES FAILED BORESCOPE INSP DUE TO CRACKS OUT OF LIMITS IAW EMM 72-00-00. R & R ENGINE IAW AMM 72-00-05, OPS CHKD GOOD. - [SDR DXTA2026101910201](https://openairdocs.org/sdr/DXTA2026101910201), Oct 16, 2026: HANDLE. BINDING. DOOR HANDLE BINDING WHEN OPENING FROM THE INSIDE. CYCLED THE CABIN DOOR HANDLE FROM THE INSIDE WHILE OPENING AND CLOSING THE DOOR MULTIPLE TIMES IAW AMM 52-10-0 - [SDR DXTA2026101910204](https://openairdocs.org/sdr/DXTA2026101910204), Oct 16, 2026: LIGHT. INOPERATIVE. EMERGENCY LIGHT ABOVE SEAT 3 IS INOP WHEN THE SWITCH IS ON. WE ARE ABLE TO TURN LIGHT ON THOUGH AS A READING LIGHT. ALL OTHER EMERGENCY LIGHTS WORK INSPECTED AN - [SDR DXTA2026101910213](https://openairdocs.org/sdr/DXTA2026101910213), Oct 16, 2026: LIGHT. INOPERATIVE. SEAT 5 TOE KICK LIGHT NOT WORKING. EXTERIOR EMER LIGHTS CONSIDERED INOP PER MEL GAINED ACCESS TO TOE KICK LIGHT THROUGH THE SEAT ASSEMBLY AND FOUND THE LIGHT ST - [SDR DXTA2026101910224](https://openairdocs.org/sdr/DXTA2026101910224), Oct 16, 2026: UPLOCK SWITCH. FAULTED. GEAR UPLOCK FAULT RIGHT WHITE CAS MESSAGE DISPLAYED UPON GEAR EXTENSION. REMOVED RT MLG UPLOCK SWITCH DUE TO GEAR UPLOCK FAULT RIGHT CAS AND INSTALLED NEW UNIT - [SDR 2026FA0000841](https://openairdocs.org/sdr/2026FA0000841), Oct 16, 2026: BLADES. CRACKED. RIGHT ENGINE 200 HOUR BORESCOPE REINSPECT FINDS ONE HPT STAGE 2 BLADE OUT OF LIMITS AT .225" PER P&WC SI 33-2026R3 DATED OCT 09/2026 RESOLUTION: REMOVE UNSERVIC - [SDR DXTA2026101910200](https://openairdocs.org/sdr/DXTA2026101910200), Oct 15, 2026: PROXIMITY SWITCH. FAULTED. AMBER CABIN DOOR OPEN AND CHECK DOORS CAS MESSAGES CAME ON IN CRUISE AT FL410. COMPLETED QRH AND CAS MESSAGES REMAINED FOR DURATION OF FLIGHT AND AFTER LANDING. - [SDR DXTA2026101510178](https://openairdocs.org/sdr/DXTA2026101510178), Oct 13, 2026: LIGHT. DEFECTIVE. DURING PRE-FLIGHT INSPECTION OF THE EMER LIGHTS, IT WAS FOUND THAT THE PATHWAY LIGHT UNDER THE LAV WOULD NOT ILLUMINATE CORRECTIVE ACTION: REPLACED LIGHT. OPS C - [SDR DXTA2026101510167](https://openairdocs.org/sdr/DXTA2026101510167), Oct 13, 2026: PCB. DEFECTIVE. DURING INITIAL CLIMBOUT CHECK DOORS AND CABIN DOOR OPEN CAS ILLUMINATED. SAME MESSAGES APPEARED DURING PREFLIGHT AND WERE CLEARED BY THE RESET PROCEDURE ACCOMPL - [SDR DXTA2026101310162](https://openairdocs.org/sdr/DXTA2026101310162), Oct 12, 2026: SIGN. DISCONNECTED. CABIN DOOR EMERGENCY EXIT SIGN, BOTTOM RIGHT INOPERATIVE. RECONNECTED LIGHT ASSEMBLY. OPS CHECK GOOD. IAW AMM 33-50-00 - [SDR DXTA2026101510134](https://openairdocs.org/sdr/DXTA2026101510134), Oct 11, 2026: LANDING GEAR. MALFUNCTIONED. ON CLIMB OUT WHEN ATTEMPTING TO RETRACT LANDING GEAR, AMBER GEAR DISAGREE L-R-N CAS MESSAGE POSTED. ALL 3 GEAR INDICATOR BOXES TURNED TO AMBER DN. RAN QRH, MESS - [SDR DXTA2026101410124](https://openairdocs.org/sdr/DXTA2026101410124), Oct 10, 2026: CONTROL MODULE. DEFECTIVE. LANDING GEAR HANDLE WORKS GREAT ON PUTTING GEAR UP. TODAY GEAR HANDLE FAILED TO PUT GEAR DOWN ON FIRST TRY. PUTTING THE HANDLE TO UP THEN DOWN ON SECOND TRY DEP - [SDR DXTA2026101310119](https://openairdocs.org/sdr/DXTA2026101310119), Oct 10, 2026: PCB. FAULTED. CABIN DOOR OPEN AMBER CAS IN FLIGHT. REPLACED PCB. OPS CHECK GOOD. IAW CE680A AMM 24-60-40 - [SDR DXTA2026101310116](https://openairdocs.org/sdr/DXTA2026101310116), Oct 10, 2026: SQUAT SWITCH. OUT OF RIG. AFTER TAKEOFF, UPON GEAR RETRACTION WE RECEIVED THE WOW MISCOMPARE AND GEAR DISAGREE L-R-N CAS MESSAGES, THEN SHORTLY AFTER RECEIVED HP VALVE OPEN L AND GROUND - [SDR DXTA2026101210099](https://openairdocs.org/sdr/DXTA2026101210099), Oct 9, 2026: UNKNOWN. ODOR. DURING CLIMB OUT AFTER TAKEOFF DETECTED A VERY PUNGENT ODOR COMING FROM THE COCKPIT VENTS. NO FAULTS FOUND. OPS CHECK GOOD. IAW EMM 71-00-00 - [SDR DXTA2026101210098](https://openairdocs.org/sdr/DXTA2026101210098), Oct 8, 2026: DOOR. NO DISCREPANCY. MAIN CABIN DOOR REQUIRES EXCESSIVE FORCE TO OPEN/CLOSE. FORCE REQUIRED WAS FOUND TO BE WITHIN LIMITS. OPS CHECK GOOD. IAW CE680A AMM 52-10-00 - [SDR 2026FA0000823](https://openairdocs.org/sdr/2026FA0000823), Oct 7, 2026: SPAR CAP. CORRODED. CORROSION FOUND ON LT WING AFT SPAR LOWER CAP. ACCOMPLISHED REMOVAL OF CORROSION AND NDT TO VERIFY NO CRACKS PRESENT AND DETERMINE THE REMAINING MATERIAL THICKN - [SDR DXTA2026100810071](https://openairdocs.org/sdr/DXTA2026100810071), Oct 6, 2026: BATTERY. INOPERATIVE. EMERGENCY LIGHT ARMED, INOPERATIVE EMERGENCY LIGHT FUNCTIONS NORMALLY IN ON POSITION. PERFORMED EMERGENCY LIGHTING OPS CHECKED & FOUND NR 1 EMERGENCY BATTERY TO - [SDR DXTA2026100810074](https://openairdocs.org/sdr/DXTA2026100810074), Oct 6, 2026: HANDLE. BINDING. MED LATCHING HANDLE STICKS IN THE OPEN/UNLATCHED POSITION AND IS DIFFICULT TO MOVE TO THE DOWN AND LATCHED POSITION. CYCLED HANDLE WITH THE DOOR FULLY OPEN AND - [SDR DXTA2026100810054](https://openairdocs.org/sdr/DXTA2026100810054), Oct 5, 2026: CONTROL MODULE. FAILED. AFTER TAKEOFF WHEN TRYING TO RAISE THE LANDING GEAR, THE LANDING GEAR HANDLE FEELS LIKE IT EITHER STICKS OR STAYS LOCKED IN THE DOWN POSITION AND MAKES IT VERY - [SDR DXTA2026100710026](https://openairdocs.org/sdr/DXTA2026100710026), Oct 4, 2026: CONTROL VALVE. FAILED. WHILE BEGINNING DECENT AT ABOUT 30000 WE NEEDED WINGS AND COWLS FOR AI SO WE TURNED THEM ON. WE THEN RECEIVED THE A/I WING X FLOW CAUTION MESSAGE. AFTER TURNING - [SDR DXTA2026101410017](https://openairdocs.org/sdr/DXTA2026101410017), Oct 3, 2026: LATCH. BINDING. WHEN CLOSING MCD UNABLE TO MOVE DOOR LATCH HANDLE, TRIED BOTH FROM INSIDE AND OUTSIDE, HANDLE IS JAMMED IN OPEN POSITION. PERFORMED CABIN DOOR LATCH - LOCK RIGG - [SDR DXTA2026100610019](https://openairdocs.org/sdr/DXTA2026100610019), Oct 3, 2026: STEERING SYS. FAULTY. COMING INTO SUS. WE HAD TO MAKE A SHARP RIGHT TURN INTO PARKING AND THE TILLER WOULD NOT ROTATE FULLY TO THE RIGHT. TILLER DOES NOT HAVE FULL RANGE OF MOTION SM - [SDR DXTA2026100610022](https://openairdocs.org/sdr/DXTA2026100610022), Oct 3, 2026: G SWITCH. TRIPPED. EMER LIGHTS ON WITH SWITCH IN THE OFF POSITION. UPON ARRIVAL TO THE ACFT NOTED THAT THE EMERGENCY LIGHTS ON THE LT INSPECTION LIGHT, THE LIGHT ABOVE SEAT 7, AND - [SDR DXTA2026100510014](https://openairdocs.org/sdr/DXTA2026100510014), Oct 3, 2026: ELEC CONNECTOR. DISCONNECTED. RT VANITY SEAT LIGHT INOP. TESTED WITH EMER LIGHTS ON ARMED AND WITH SHIPS BATTERIES. PERFORMED OPS CHECK OF RT VANITY SEAT LIGHT WAS ABLE TO DUPLICATED SQUAWK. - [SDR DXTA2026100509976](https://openairdocs.org/sdr/DXTA2026100509976), Oct 1, 2026: WIRE. DAMAGED. TOE KICK LIGHT UNDER SEAT THREE DOES NOT WORK EITHER WITH THE EMERGENCY LIGHTING SYSTEM OR WITH THE INTERIOR LIGHTING SYSTEM SUSPECT THE LIGHT BAR IS BROKEN. FO - [SDR DXTA2026100509980](https://openairdocs.org/sdr/DXTA2026100509980), Oct 1, 2026: LANDING GEAR. MALFUNCTIONED. DURING CLIMB, PASSING FL370, FELT WHAT APPEARED TO BE A GEAR-RELATED BUMP. SHORTLY THEREAFTER, AN AMBER GEAR DISAGREE CAS MESSAGE WAS DISPLAYED, ACCOMPANIED BY - [SDR DXTA2026100509965](https://openairdocs.org/sdr/DXTA2026100509965), Sep 30, 2026: CONTROLLER. FAULTED. RECEIVED SUPPLY BLD LEAK R AMBER CAS MESSAGE IN CLIMB. RAN QRH, CLEARED BUT CAME BACK. ATTEMPTED TO DEVIATE OUT OF ICING CONDITIONS & AFTER RECEIVED SUPPLY BLD - [SDR DXTA2026100509972](https://openairdocs.org/sdr/DXTA2026100509972), Sep 30, 2026: SEAL. DETACHED. DURING CLIMB OUT STARTING AT 16000 FT AND ABOVE AROUND 265 KIAS, A VIBRATION FELT UNDER FEET, COMING FROM WHAT SUSPECT IS NLG DOOR. VIBRATION FELT ALL THE WAY U - [SDR DXTA2026100509995](https://openairdocs.org/sdr/DXTA2026100509995), Sep 30, 2026: CONTROLLER. FAULTED. RECEIVED BLD LEAK R AMBER CAS MESSAGE, RAN QRH, & TRIED TO EXIT ICING CONDS. AFTER, RECEIVED AMBER BLD LEAK L CAS MESS. & ALT AMBER CAS MESS. WITH CABIN ALT IN - [SDR DXTA2026100109944](https://openairdocs.org/sdr/DXTA2026100109944), Sep 29, 2026: LIGHT SYS. MALFUNCTIONED. EMERGENCY LIGHTS ARE OUT. ALL EMERGENCY LIGHTS OPS AND ILLUMINATED. VERIFIED IAW AMM 33-50-00. OK TO SIGN OFF IAW MCC. - [SDR DXTA2026093009938](https://openairdocs.org/sdr/DXTA2026093009938), Sep 29, 2026: HANDLE. DAMAGED. UNABLE TO MOVE DOOR HANDLE TO LOCK DOOR. TRIED TO MOVE HANDLE WITH DOOR IN OPEN POSITION AND STILL UNABLE TO MOVE HANDLE TO EXTEND PINS. RESET THE AFT BOTTOM LO - [SDR DXTA2026100109932](https://openairdocs.org/sdr/DXTA2026100109932), Sep 28, 2026: BRACKET. LOOSE. ON ROTATION MLG SELECTED UP, BUT MLG REMAINED DOWN & LOCKED. MLG DISAGREE L-R-N DISPLAYED ALONG WITH WOW MISCOM. RAN QRH & GOT 3 GREEN. LANDED NORMAL. COMPLETED - [SDR DXTA2026093009935](https://openairdocs.org/sdr/DXTA2026093009935), Sep 28, 2026: HANDLE. LACK OF LUBE. MAIN CABIN DOOR PROGRESSIVELY GETTING HARDER TO LATCH THAN NORMAL. HAD TO RUN CHECK DOORS CAS MESSAGE 1ST FLIGHT OF DAY AND RESET DOOR. CLEANED AND LUBRICATED H - [SDR DXTA2026100109917](https://openairdocs.org/sdr/DXTA2026100109917), Sep 27, 2026: SQUAT SWITCH. DEFECTIVE. ON DEPARTURE, GEAR WAS SELECTED UP AND WE STARTED HEARING LOUD BANGS COMING FROM FRONT OF THE AIRCRAFT. WE HEARD 10-15 BANGS AND ALSO RECEIVED A GEAR DISAGREE N - [SDR DXTA2026092909909](https://openairdocs.org/sdr/DXTA2026092909909), Sep 27, 2026: SWITCH. DEFECTIVE. AMBER PARK BRAKE ON ILLUMINATED IN FLIGHT WHEN FLAPS WERE SET TO FULL. PERFORMED A GO AROUND, TALKED TO FODM AT 10,000', DECLARED AN EMERGENCY, EXECUTED A FLAPS - [SDR DXTR2026092701](https://openairdocs.org/sdr/DXTR2026092701), Sep 27, 2026: COMPRESSOR BLADE. CRACKED. RIGHT ENGINE, SECOND STAGE TURBINE BLADES FAILED BORESCOPE INSP, DUE TO CRACKS OUT OF LIMITS IAW EMM 72-00-00. R & R THE ENGINE IAW AMM 72-00-05, OPS CHKD GOOD. - [SDR DXTA2026092809874](https://openairdocs.org/sdr/DXTA2026092809874), Sep 25, 2026: ELEC CONNECTOR. DISCONNECTED. EXIT LIGHT NOT WORKING. FOUND FWD EXIT INDICATOR AT MAIN DOOR TO NOT BE WORKING. REMOVED FWD EXIT INDICATOR AND FOUND CONNECTOR TO BE BAGED AND NOT CONNECTED. R - [SDR DXTA2026092809861](https://openairdocs.org/sdr/DXTA2026092809861), Sep 24, 2026: STEERING SYS. FAULTED. CLIMBING THROUGH 38,000 FEET A THUMP WAS HEARD FOLLOWED BY THE GEAR DISAGREE N CAS AND A HASHED BOX ON NOSE GEAR INDICATOR. APPROXIMATELY 30 MINUTES LATER WE HE - [SDR DXTA2026092809868](https://openairdocs.org/sdr/DXTA2026092809868), Sep 24, 2026: LANDING GEAR. FAULTED. ON APPROACH TO KCHS, SELECTED MLG DOWN & GOT 3 GREEN INDS, RECEIVED WOW MISCOMPARE CAS MESSAGE, ELECTED TO GO AROUND, ON GO AROUND, SELECTED MLG UP, HAD 3 GREEN All 2,657: https://openairdocs.org/model/cessna-680a/reports.md ## STCs that may be installed (OpenAirDocs) (16) Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [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 ## The same model under other registry codes Amateur-built copies and renamed makers get their own codes. - [Textron 680A](https://openairdocs.org/model/textron-680a): 401 registered aircraft, registry code 2076814 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.