# N391QS: 2016 Embraer Executive EMB-505 - Status: Valid registration - Airframe: [Embraer Executive EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (registry code 3260390, 8 seats) - Engine: [Pratt & Whitney Canada PW535E](https://openairdocs.org/engine/pratt-whitney-canada-pw535e) (registry code 52297) - Data sheets: [TCDS A60CE](https://openairdocs.org/tcds/A60CE) (Embraer S.A.), [TCDS E00053EN](https://openairdocs.org/tcds/E00053EN) (Pratt & Whitney Canada Inc.) (OpenAirDocs) - Serial number: 50500331 - Year built: 2016 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, commuter - Airworthiness date: February 17, 2016 - Certificate issued: August 6, 2026 - Expires: August 31, 2033 - Mode S code: A487EF - Owner type: Co-owned, fractional ownership - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=391QS - Page: https://openairdocs.org/aircraft/N391QS 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): 13 in force ### Matched by airframe (Embraer Executive EMB-505) - [AD 2026-10-18](https://openairdocs.org/ad/2026-10-18): Flight Control System · Embraer EMB-505. Effective Jul 6, 2026 - [AD 2026-03-05](https://openairdocs.org/ad/2026-03-05): Autopilot Main Servo · Embraer EMB-505. Effective Mar 31, 2026 - [AD 2024-22-06](https://openairdocs.org/ad/2024-22-06): Cabin Equipment/Furnishings · Embraer EMB-505. Effective Jan 2, 2025 - [AD 2024-17-09](https://openairdocs.org/ad/2024-17-09): Cabin Equipment/Furnishings · Embraer EMB-505. Effective Nov 12, 2024 - [AD 2023-21-04](https://openairdocs.org/ad/2023-21-04): Indicating/recording system · Embraer EMB-505. Effective Dec 11, 2023 - [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 2022-05-12](https://openairdocs.org/ad/2022-05-12): Elevator Structure, Rudder Structure, Ailerons · Embraer EMB-505. Effective Apr 13, 2022 - [AD 2021-24-21](https://openairdocs.org/ad/2021-24-21): Operations · Embraer EMB-500 and EMB-505. Effective Jan 25, 2022 - [AD 2018-07-10](https://openairdocs.org/ad/2018-07-10): Flight Controls · Embraer EMB-500 and EMB-505. Effective May 15, 2018 - [AD 2016-22-02](https://openairdocs.org/ad/2016-22-02): Equipment/Furnishing · Embraer EMB-500 and EMB-505. Effective Dec 1, 2016 - [AD 2014-19-01](https://openairdocs.org/ad/2014-19-01): Landing Gear · Embraer EMB-505. Effective Oct 22, 2014 - [AD 2012-13-04](https://openairdocs.org/ad/2012-13-04): Flight Controls · Embraer - Empresa Brasileira de Aeronautica EMB-505. Effective Aug 6, 2012 ### Matched by engine (Pratt & Whitney Canada PW535E) - [AD 2025-05-13](https://openairdocs.org/ad/2025-05-13): Turbine Section · Pratt & Whitney Canada PW535E and PW535E1. Effective Apr 23, 2025 ### Historical (superseded or no longer in force) - [AD 2023-22-11](https://openairdocs.org/ad/2023-22-11) (historical): Autopilot Main Servo · Embraer EMB-505. Effective Dec 26, 2023 - [AD 2023-21-06](https://openairdocs.org/ad/2023-21-06) (historical): Cabin Equipment/Furnishings · Embraer EMB-505. Effective Dec 11, 2023 - [AD 2020-12-08](https://openairdocs.org/ad/2020-12-08) (historical): Elevator Structure; Rudder Structure; Ailerons · Embraer EMB-505. Effective Jul 1, 2020 - [AD 2013-22-20](https://openairdocs.org/ad/2013-22-20) (historical): Landing Gear · Embraer EMB-505. Effective Nov 8, 2013 - [AD 2011-20-01](https://openairdocs.org/ad/2011-20-01) (historical): Flight Controls · Embraer - Empresa Brasileira de Aeronautica EMB-505. Effective Oct 31, 2011 ## Information bulletins (advisory) (2 in force) - [SAIB CE-16-23](https://openairdocs.org/saib/CE-16-23): Navigation; Degraded Attitude and Heading Reference System (AHRS) Performance When Operating in Areas of Unreliable or Unavailable Global Positioning System (GPS) Signal. Issued Sep 7, 2016 - [SAIB CE-10-46](https://openairdocs.org/saib/CE-10-46): Navigation; Embraer EMB-505 Terrain Awareness Warning System (TAWS) Instructions in Airplane Flight Manual. Issued Aug 16, 2010 ## NTSB investigations None matched to N391QS. ## NTSB investigations on N391QS not matched to an aircraft (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB CHI06LA058](https://openairdocs.org/ntsb/CHI06LA058), Jan 5, 2006: Cessna 560 (N391QS), Woodruff, WI, substantial damage. Probable cause: The Captain's failure to maintain adequate airspeed during the landing which resulted in a stall/mush. Factors were the gusty conditions, the snowbank in the safety area next to the runway, and the… ## FAA accident and incident reports None matched to N391QS. ## Reports on N391QS not matched to an aircraft (1) They name N391QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [Accident 20060105000829A](https://openairdocs.org/incident/20060105000829A), Jan 5, 2006: Cessna 560CESSNA (N391QS), Minocqua/Woodru, WI, Substantial damage. (-23) The pilot and copilot both stated that while crossing the runway 36 threshold and after power reduction the wind quit. The stick shaker activated and it… ## Service difficulty reports (8) 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 DXTA2026072708959](https://openairdocs.org/sdr/DXTA2026072708959), Jul 23, 2026: TAB. OUT OF POSITION. MAIN CABIN DOOR WILL NOT UNLOCK. MED KEY LOCK CYLINDER IS NOT ROTATING, KEY INSERTS BUT NO MOVEMENT.CLEANED AND LUBRICATED MULTIPLE TIMES. LUBED BACKSIDE OF LOC - [SDR DXTA2025022802532](https://openairdocs.org/sdr/DXTA2025022802532), Feb 27, 2025: BATTERY. FAULTY. EMERGENCY LIGHTS ARE FLICKERING ENROUTE AND UPON LANDING AND AFTER SHUTDOWN. CORRECTIVE ACTION; REMOVED FORWARD AND AFT EMERGENCY BATTERJES AND REPLACED WITH RE - [SDR DXTA2023070390130](https://openairdocs.org/sdr/DXTA2023070390130), Jul 3, 2023: FUEL CONTROL. DEFECTIVE. RIGHT FUEL QUANTITY INDICATION: IN FLIGHT, RIGHT AND TOTAL FUEL QUANTITY WAS YELLOW XED ON THE EICAS. ON THE FUEL SCHEMATIC PAGE THERE WERE 19 YELLOW XS. ALL VE - [SDR DXTA2023060587960](https://openairdocs.org/sdr/DXTA2023060587960), Jun 5, 2023: BATTERY. ABNORMAL. DURING DESCENT THE CABIN EMERGENCY LIGHTS WERE FLASHING ON AND OFF. AFTER LANDING, WITH GROUND POWER APPLIED, THE CABIN EMERGENCY LIGHTS ARE ON STEADY WITH THE - [SDR DXTA2023030681900](https://openairdocs.org/sdr/DXTA2023030681900), Mar 3, 2023: BATTERY. DISCHARGED. CABIN EMERG LIGHT: IN FLIGHT WITH EMER LT SWITCH IN THE ARM POSITION, CABIN EMER LIGHTS FLASHING. *** CORRECTIVE ACTION *** REMOVED AND REPLACED BOTH FWD AND AF - [SDR DXTA2021092048990](https://openairdocs.org/sdr/DXTA2021092048990), Sep 17, 2021: BATTERY. DEFECTIVE. EMERGENCY LIGHTS BATTERY: DURING FLIGHT WE NOTICED THAT ALL THE EMERGENCY LIGHTS WERE ON WITH THE SWITCH IN THE ARM POSITION. THE EMERGENCY LIGHTS THEN BEGAN TO - [SDR 2021FA0000014](https://openairdocs.org/sdr/2021FA0000014), Jan 23, 2021: BALANCE WEIGHT. CORRODED. DURING ACCOMPLISHMENT OF EMBRAER SERVICE BULLETIN 505-55-0004 REV 01 (DATED 06/24/2020) WE NOTED THE FOLLOWING MASS BALANCE WEIGHTS BELOW TOLERANCE: RUDDER ADJU - [SDR DXTA2018032600766](https://openairdocs.org/sdr/DXTA2018032600766), Mar 24, 2018: BRAKE SYS. CONTAMINATED. BRAKES WERE APPLIED EVENLY AFTER TOUCHDOWN. BRAKES APPEARED TO QUIT BELOW 40 KNOTS AND THEN STARTED WORKING AGAIN AT A SLOWER SPEED. OVERALL BRAKES FEEL SOFT. S ## Service difficulty reports on N391QS not matched to an aircraft (16) They name N391QS, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR DXTA2010082004199](https://openairdocs.org/sdr/DXTA2010082004199), Aug 19, 2010: ENGINE. SHUTDOWN. NR 2 ENGINE SHUTDOWN ON THE SPEED BRAKE TEST. 2 ATTEMPTS, AND BOTH TIMES THE ENGINE SHUTDOWN. THE THROTTLE WAS NOT SLAMMED TO THE STOPS. - [SDR DXTA2010021503987](https://openairdocs.org/sdr/DXTA2010021503987), Feb 13, 2010: BRAKE SYS. WEAK. CO-PILOTS RT BRAKE PEDAL WENT TO THE FLOOR DURING TAXI. PEDAL REQUIRED MULTIPLE PUMPS TO BUILD ANY PRESSURE. PERFORMED VISUAL INSP OF BRAKE SYS. NO LEAKS NOTED. - [SDR DXTA2010020103964](https://openairdocs.org/sdr/DXTA2010020103964), Jan 29, 2010: BRAKE SYS. WEAK. CO-PILOTS RT BRAKE PEDAL GOES TO THE FLOOR AT BRAKE APPLICATION; VERY LIMITED BRAKING FROM THE RT PEDAL. PERFORMED MANUAL AND POWER BRAKE SYS BLEEDING PROCEDURE - [SDR DXTA2010011803947](https://openairdocs.org/sdr/DXTA2010011803947), Jan 16, 2010: BRAKE ASSY. WEAK. DURING "BRAKES CHECK" ON TAXI OUT, CO-PILOT'S RT SIDE BRAKE PEDAL WOULD NOT HOLD PRESSURE, WENT TO THE FLOOR. CHECKED SYS FOR LEAKS UNDER PRESSURE, NONE NOTED. - [SDR DXTA2010011103934](https://openairdocs.org/sdr/DXTA2010011103934), Jan 10, 2010: BRAKE. WEAK. DURING TAXI, RT BRAKE WAS EXTREMELY SOFT. TOOK PRESSING THE PEDAL HALF WAY TO THE FLOOR BEFORE ANY RESISTANCE COULD BE FELT. BLEED BRAKES IAW MM CH -32-42-00, O - [SDR DXTA2009060303674](https://openairdocs.org/sdr/DXTA2009060303674), Jun 1, 2009: ACTUATOR. MALFUNCTIONED. DURING LANDING, RT MAIN IS SLOW TO SHOW A GREEN INDICATION. NORMAL OPS ON LT MAIN AND NOSE. REMOVED RIGHT MAIN GEAR UPLOCK ACTUATOR DUE TO INTERNAL FAILURE. INS - [SDR DXTA2009010303456](https://openairdocs.org/sdr/DXTA2009010303456), Jan 3, 2009: BRAKE ASSY. WEAK. ON TAXI OUT THE COPILOTS RT BRAKE PEDAL PRESSURE BLEEDS OFF AND PEDAL GOES TO THE FLOOR. PERFORMED ANTISKID BRAKE BLEEDING PROCEDURE, COMPLIED WITH TAXI CHECK. - [SDR DXTA2009010503456](https://openairdocs.org/sdr/DXTA2009010503456), Jan 3, 2009: BRAKE SYS. MALFUNCTIONED. THE COPILOTS RT BRAKE PEDAL PRESSURE BLEEDS OFF AND PEDAL GOES TO THE FLOOR. - [SDR DXTA200809293291](https://openairdocs.org/sdr/DXTA200809293291), Sep 29, 2008: TRIM TAB. WORN. CONTROL COLUMN (ELEVATOR) VIBRATES BETWEEN 230-240 KIAS. TS AND FOUND (R: TRIM TAB ACTUATOR W/EXCESSIVE PLAY F REMOVED AND REPLACED THE "RT" ELEVATOR TRIM TAB A - [SDR DXTA200802961](https://openairdocs.org/sdr/DXTA200802961), Mar 24, 2008: SWITCH. INOPERATIVE. AT FL430 ACCIDENTALLY HIT TURN KNOB, AUTO PILOT WOULD NOT WORK CORRECTLY. IN HEADING MODE IT WOULD ALWAYS STOP 10 DEG SHORT OF THE HEADING BUG. NO FAULT CODES R - [SDR DXTA20082961](https://openairdocs.org/sdr/DXTA20082961), Mar 24, 2008: AUTOPILOT SYS. INOPERATIVE. AT FL430 ACCIDENTLY HIT TURN KNOB, AUTO PILOT WOULD NOT WORK CORRECTLY. IN HEADING MODE IT WOULD ALWAYS STOP 10 DEG SHORT OF THE HEADING BUG. NO FAULT CODES REP - [SDR DXTA20082948](https://openairdocs.org/sdr/DXTA20082948), Mar 18, 2008: BRAKE. WEAK. RT PILOT BRAKES ARE SOFT (NOTE APPROX 75 PERCENT TRAVEL BEFORE BRAKING IS FELT. PERFORMED THE ANTI-SKID BRAKE SYSTEM BLEEDING PROCEDURE IAW THE CESSNA MM CHAPTE - [SDR DXTA200702242](https://openairdocs.org/sdr/DXTA200702242), Jun 5, 2007: WIRE HARNESS. DAMAGED. UNEVEN BRAKE SURGE DURING LANDING ROLL. IT FEELS AS IF THE BRAKES ARE BEING PUMPED. [06-15-07] INSPECTED RUDDER PEDAL SUPPORTS I/A/W SL560-27-13 W/NO DEFECTS NO - [SDR DXTA200702053](https://openairdocs.org/sdr/DXTA200702053), Mar 28, 2007: LINE. CONTAMINATED. UPON LANDING, THE FO'S LT BRAKE WAS SPONGY. IT DID PUMP UP TO HAVING BRAKE HOWEVER IT SEEMS AS THOUGH THERE IS AIR IN THE BRAKE LINE. C/W BLEED BRAKES. TAXIED A - [SDR DXTA200501141](https://openairdocs.org/sdr/DXTA200501141), Dec 13, 2005: ACTUATOR. INOPERATIVE. LEFT MAIN GEAR WOULD NOT RETRACT UPON TAKEOFF GEAR RETRACTION. REMOVED AND REPLACED LT MLG ACTUATOR IAW 560 MM CHAPT 32-31-04, PERFORMED CAMBER AND GEAR DOOR AD - [SDR DXTA200400325](https://openairdocs.org/sdr/DXTA200400325), Jun 17, 2004: CIRCUIT BOARD. MALFUNCTIONED. LANDING GEAR WOULD NOT RETRACT AFTER TAKE OFF, GEAR HANDLE WOULD NOT GO OUT OF DOWN POSITION. CHECKED SQUAT SWITCH RIGGING IAW MM CHAPTER 32-61-00 NO DEFECTS FO ## STCs that may be installed (OpenAirDocs) (47) 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 (Embraer Executive EMB-505) - [STC SA12141IB](https://openairdocs.org/stc/SA12141IB): GOGO HDX antenna systems integration. FTI ENGINEERING NETWORK GmbH - [STC SA02279AT](https://openairdocs.org/stc/SA02279AT): Installation of a Boom Beam bulb, starter, and ballast. Whelen Aerospace Technologies - [STC SA04761NY](https://openairdocs.org/stc/SA04761NY): True Blue TS56 Emergency Battery Power Supply Replacement. Mid-Continent Instrument Co. Inc - [STC SA12286AT](https://openairdocs.org/stc/SA12286AT): Installation of a LEO Connectivity System. Embraer Engineering & Technology Center, USA, Inc - [STC SA12143CH](https://openairdocs.org/stc/SA12143CH): Installation of SpaceX Starlink Aviation System. Nextant Aerospace - [STC SA11158SC](https://openairdocs.org/stc/SA11158SC): Demonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS). Liberty Partners Inc - [STC SA02779SE](https://openairdocs.org/stc/SA02779SE): Installation of Gogo AVANCE L3 Inflight Connectivity System. AeroMech Incorporated - [STC SA12140IB](https://openairdocs.org/stc/SA12140IB): Mechanical provisions for the installation of a GOGO HDX antenna. FTI ENGINEERING NETWORK GmbH - [STC SA09887AC](https://openairdocs.org/stc/SA09887AC): Installation of an Avionica MK-III mini Quick Access Recorder (QAR) and optional 4G or LTE Avionica Cellular Module (avCM. Aircraft Systems and Manufacturing Inc - [STC SA03316CH](https://openairdocs.org/stc/SA03316CH): Activation of an 802.11 a/b/g/n WiFi System. Elliott Aviation Technical Products Development Inc - [STC SA02658SE](https://openairdocs.org/stc/SA02658SE): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc - [STC SA09942AC](https://openairdocs.org/stc/SA09942AC): Installation of Schatz Bearing Corporation, Radial Bearing P/N’s : KP60BHT-H-OPG and KP64BHT-H-OPG. AV8 PMA LLC - [STC SA00087IB](https://openairdocs.org/stc/SA00087IB): Medical reconfiguration of the EMB-505. UMLAUT ENGINEERING GMBH - [STC SA00076IB](https://openairdocs.org/stc/SA00076IB): Installation of Photo luminescent Safety Systems. STG AEROSPACE GERMANY GmbH - [STC SA04552AT](https://openairdocs.org/stc/SA04552AT): Installation of cargo compartment floor covering. Embraer Engineering and Technology Center, USA, Inc - [STC SA04548AT](https://openairdocs.org/stc/SA04548AT): Installation of an Avionica, LLC Quick Access Recorder/Data Concentrator model avRDC MAX (QAR) P/N 804-1250-32 and optional Avionica, LLC Cellular Module LTE (avCM LTE) P/N 650-0100-05. Aircraft Systems and Manufacturing Inc - [STC SA00038IB](https://openairdocs.org/stc/SA00038IB): Replacement of the Passenger Seat Cushion Covers and Foams on the Embraer S.A. EMB-505. Waypoint Aerotec Limited - [STC SA09856AC](https://openairdocs.org/stc/SA09856AC): Installation of BendixKing Aerowave 100 In-flight Data Link System for non-essential, non-required aircraft Cabin Systems & Equipments. Honeywell International Inc (Bendix King) - [STC SA01727WI](https://openairdocs.org/stc/SA01727WI): Interior Alteration for Installation of a Coffee Maker and Modification of No Smoking Signs. Netjets Aviation Inc - [STC SA04514NY](https://openairdocs.org/stc/SA04514NY): Single/Dual Transponder System ADS-B Upgrade. Scandinavian Avionics Design ApS - [STC SA04463AT](https://openairdocs.org/stc/SA04463AT): Installation of a Gogo Business Aviation Avance L5 Air To Ground (ATG) In-Flight Entertainment and Connectivity (IFEC) System. Embraer Engineering & Technology Center - USA Inc - [STC SA03010CE](https://openairdocs.org/stc/SA03010CE): Installation of a Lacobucci HF Electronics Nespresso Machine PIN HFE96-28T-10 and/or Monogram System -TIA Division Wavejet Microwave Oven PIN 400-1860-01. Embraer Engineering & Technology Center - USA Inc - [STC SA04397NY](https://openairdocs.org/stc/SA04397NY): Installation of Satcom system. 328 Support Services GmbH - [STC SA03003CE](https://openairdocs.org/stc/SA03003CE): Installation of an Aviator 200 Satcom System. Embraer Engineering & Technology Center - USA Inc - [STC SA03005CE](https://openairdocs.org/stc/SA03005CE): Installation of an Aviator 200 Satcom System. Embraer Engineering & Technology Center - USA Inc - [STC SA03001CE](https://openairdocs.org/stc/SA03001CE): Installation of Honeywell High Frequency (HF) Communication System, model KHF1050HF, and AvTec Selective Calling (SELCAL), model CSD-714. Embraer Engineering & Technology Center - USA Inc - [STC SA03006CE](https://openairdocs.org/stc/SA03006CE): Installation of a Medical Evacuation Configuration (Medevac). Embraer Engineering & Technology Center - USA Inc - [STC ST04340NY](https://openairdocs.org/stc/ST04340NY): Installation of TCAS 7.1 (ACAS II) upgrade of Prior Existing TCAS 7.0. Scandinavian Avionics Design ApS - [STC SA00959DE](https://openairdocs.org/stc/SA00959DE): Installation of Concorde valve regulated Lead-Acid batteries in replacement of aircraft main batteries. Concorde Battery Corporation - [STC SA00901DE](https://openairdocs.org/stc/SA00901DE): Installation of up to Two Exxternally Mounted Gimbal Systems. Straight Flight Inc - [STC SA04165NY](https://openairdocs.org/stc/SA04165NY): Installation of Latitude Technologies Skynode S200 Satcom system must be performed. Latitude Technologies Corporation - [STC SA03004CE](https://openairdocs.org/stc/SA03004CE): In accordance with Part 23 regulations specified in the current certification basis of Type Certificate Number A60CE, installation of pilot's new, extended seat tracks. Embraer S.A - [STC SA03956AT](https://openairdocs.org/stc/SA03956AT): Installation of Aircell ATG-4000 High Speed Internet System (AHSI) and Aircell Axxess II Iridium Satcom or Aircell Aviator 200 SBB Satcom, Aircell ATG 5000 High Speed Internet System (AHSI) all with Wireless Local Area Network (WLAN). Nextant Aerospace - [STC SA03973NY](https://openairdocs.org/stc/SA03973NY): Replacement of existing TCAS 7.0 by TCAS 7.1. Scandinavian Avionics Design ApS - [STC SA03764NY](https://openairdocs.org/stc/SA03764NY): Installation of the Low Gain Satcom Antenna. Roeder Praezision GMBH - [STC ST03776NY](https://openairdocs.org/stc/ST03776NY): Modification to upgrade existing Rockwell Collins TCAS (Model: TTR-920, TTR-921, and TTR-4000) at VERSION 7.0 to Rockwell Collins TCAS (Model: TTR-921, TTR-4000, and TTR-4100) at VERSION 7.1 (ACAS II). Scandinavian Avionics Design ApS - [STC SA04278AT](https://openairdocs.org/stc/SA04278AT): Installation of a cabin In-Flight Entertainment & Passenger Audio System. Embraer Engineering & Technology Center - USA Inc - [STC SA04145CH](https://openairdocs.org/stc/SA04145CH): Installation of a cosmetic threshold in the aft baggage compartment to protect interior coverings/materials from loading and removal of baggage. Elliott Aviation Technical Products Development, Inc - [STC SA04260AT](https://openairdocs.org/stc/SA04260AT): Installation of an 802.11 Wireless Internet System. Embraer Engineering & Technology Center - USA Inc - [STC SA04243AT](https://openairdocs.org/stc/SA04243AT): Installation of AFT Lavatory Coat Hanger Support. Embraer Engineering & Technology Center - USA Inc - [STC SA01969SE](https://openairdocs.org/stc/SA01969SE): Installation of a Mid-Continent MD302 Standby Attitude Module. Mid-Continent Instruments and Avionics - [STC SA03352CH](https://openairdocs.org/stc/SA03352CH): Activation of an 802.11 a/b/g and n Wi-Fi System. Elliott Aviation Technical Products Development, Inc - [STC SA01789WI](https://openairdocs.org/stc/SA01789WI): Quasar II Cabin Lighting with eConnect and Noise Mitigation. Duncan Aviation Inc - [STC SA01760WI](https://openairdocs.org/stc/SA01760WI): Installation of an Aircell Universal Cabin System (UCS) 5000 with Wireless Local Area Network (WLAN). Duncan Aviation Inc - [STC SA02121SE](https://openairdocs.org/stc/SA02121SE): Installation of Garmin GTS 825 (TAS) or GTS 855 (TCAS I) Traffic System. Garmin International Inc - [STC SA01703WI](https://openairdocs.org/stc/SA01703WI): Installation of Concorde RG-380E/44 and RG-390E VRSLA Batteries. Concorde Battery Corporation - [STC SA01692WI](https://openairdocs.org/stc/SA01692WI): Installation of Aircell High Speed Internet (AHSI) System with Wireless Local Area Network (WLAN) capability. Duncan Aviation Inc ## Related - Other Embraer Executive EMB-505 aircraft: https://openairdocs.org/model/embraer-executive-emb-505/aircraft.md - The Pratt & Whitney Canada PW535E engine: https://openairdocs.org/engine/pratt-whitney-canada-pw535e.md --- 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.