# N842EX: 2005 Raytheon B300

- Status: Valid registration
- Airframe: [Raytheon B300](https://openairdocs.org/model/raytheon-b300) (registry code 7150007, 19 seats)
- Engine: [Pratt & Whitney Canada PT6A-60A](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a) (registry code 52043)
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE) (Textron Aviation Inc.), [TCDS E4EA](https://openairdocs.org/tcds/E4EA) (Pratt & Whitney Canada Corp.) (OpenAirDocs)
- Serial number: FL-456
- Year built: 2005
- Type: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Experimental, research and development
- Airworthiness date: June 15, 2026
- Certificate issued: February 12, 2025
- Expires: February 29, 2032
- Mode S code: AB87C1
- Registered owners: [United States Navy](https://openairdocs.org/faa-owner/UNITED%20STATES%20NAVY), [Office Of The Chief Of Naval Operations Opnav N98](https://openairdocs.org/faa-owner/OFFICE%20OF%20THE%20CHIEF%20OF%20NAVAL%20OPERATIONS%20OPNAV%20N98)
- Location: [Patuxent River, MD](https://openairdocs.org/faa-place/MD/Patuxent%20River)
- Owner type: Government
- Owner's area on the map: 38.2848° N, 76.4077° W: Placed by OpenAirDocs at the center of ZIP code 20670, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=842EX
- Page: https://openairdocs.org/aircraft/N842EX

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): 34 in force

### Matched by airframe (Raytheon B300)

- [AD 2026-15-05](https://openairdocs.org/ad/2026-15-05): Wing Structure · Textron B300 and B300C. Effective Aug 10, 2026
- [AD 2025-20-11](https://openairdocs.org/ad/2025-20-11): Rudder Control System · Textron B200GT, B200CGT, B300 and 1 more. Effective Oct 17, 2025
- [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 2022-03-23](https://openairdocs.org/ad/2022-03-23): Rudder Control System · Garmin G1000 Integrated Avionics System and GFC 700 Automatic… (STC SA01535WI-D). Effective Feb 22, 2022
- [AD 2021-05-17](https://openairdocs.org/ad/2021-05-17): NAVIGATION SYSTEM · Rockwell Collins FDSA-6500, CL-600-2B16 (CL-604), 525B and 7 more. Effective Apr 29, 2021
- [AD 2011-15-05](https://openairdocs.org/ad/2011-15-05): Charts · Textron B300 and B300C (C-12W). Effective Aug 19, 2011
- [AD 2010-26-03](https://openairdocs.org/ad/2010-26-03): Ice and Rain Protection · Textron B200, B200GT, B300 and 1 more. Effective Dec 20, 2010
- [AD 2010-05-10](https://openairdocs.org/ad/2010-05-10): Instruments · Textron B300 and B300C (C-12W). Effective Apr 8, 2010
- [AD 2006-16-18 R1](https://openairdocs.org/ad/2006-16-18-R1): Installing a warning placard on the TAWS/RMI · Airbus A300 B2-1A, A300 B2-1C, A300 B2-203 and 100 more. Effective Jul 18, 2008
- [AD 2007-12-06](https://openairdocs.org/ad/2007-12-06): Flight controls · Textron B200, B200C, B300 and 2 more. Effective Jul 16, 2007
- [AD 2006-19-09](https://openairdocs.org/ad/2006-19-09): Passenger seat mod kit · Textron B300. Effective Oct 24, 2006
- [AD 2005-01-18](https://openairdocs.org/ad/2005-01-18): Fuselage stringers · Textron 200, 200C, 200CT and 24 more. Effective Mar 1, 2005
- [AD 2005-01-19](https://openairdocs.org/ad/2005-01-19): Mode S transponders · GARMIN International GTX 330D, GTX 330, GTX 33D and 830 more. Effective Feb 23, 2005
- [AD 2005-01-04](https://openairdocs.org/ad/2005-01-04): Fuel hose · Textron 100, 200, 200C and 29 more. Effective Feb 22, 2005
- [AD 2004-17-02](https://openairdocs.org/ad/2004-17-02): Cross shaft attach bolt · Textron 100, 1900, 1900C and 52 more. Effective Oct 4, 2004
- [AD 2003-02-03](https://openairdocs.org/ad/2003-02-03): Airstair door and emergency exits · Textron 100, 200, 2000 and 46 more. Effective Mar 7, 2003
- [AD 2002-23-11](https://openairdocs.org/ad/2002-23-11): Elevator Balance Weight Attachment Screws · Textron 1900, 1900C, 1900C (C-12J) and 30 more. Effective Jan 10, 2003
- [AD 2002-14-19](https://openairdocs.org/ad/2002-14-19): Collins Air Data Computers (ADC) · Boeing DC-8-11, DC-8-12, DC-8-21 and 36 more. Effective Aug 23, 2002
- [AD 99-18-15](https://openairdocs.org/ad/99-18-15): Landing Gear Emergency Hand Pumps · Textron 1900D, B200, B300 and 1 more. Effective Sep 27, 1999
- [AD 99-09-10](https://openairdocs.org/ad/99-09-10): Landing Gear Hand Pump · Textron 200CT, 300, A200CT (C-12D) and 19 more. Effective Jun 7, 1999
- [AD 99-09-15](https://openairdocs.org/ad/99-09-15): Flight Control Mechanism · Textron 1900D, 58, 58A and 5 more. Effective May 18, 1999
- [AD 99-02-16](https://openairdocs.org/ad/99-02-16): Elevator Trim Tab System · Textron B300 and B300C. Effective Mar 12, 1999
- [AD 98-25-02](https://openairdocs.org/ad/98-25-02): Top-mounted Antenna · Bell Helicopter Textron Canada 407, 172, 172A and 243 more. Effective Dec 22, 1998
- [AD 98-21-35](https://openairdocs.org/ad/98-21-35): Actuator Clevis Assembly in Main Landing Gear · Textron 200T, 300, A200CT (C-12D) and 15 more. Effective Nov 23, 1998
- [AD 98-04-24](https://openairdocs.org/ad/98-04-24): AFM - Limitations Section - Icing · Textron 100, 300, 58 and 13 more. Effective Mar 13, 1998
- [AD 97-25-03](https://openairdocs.org/ad/97-25-03): AFM - Limitations - Power Levers · Textron 100, 1900, 1900C and 44 more. Effective Jan 21, 1998
- [AD 97-25-01](https://openairdocs.org/ad/97-25-01): Outflow/Safety Valve · Textron 100, 200, 2000 and 38 more. Effective Jan 11, 1998
- [AD 97-23-17](https://openairdocs.org/ad/97-23-17): Pneumatic Tubing · Textron 200, 200C, 200CT and 30 more. Effective Dec 29, 1997
- [AD 91-20-14 R1](https://openairdocs.org/ad/91-20-14-R1): Performance Charts and Information · Textron B300 and B300C. Effective Sep 12, 1994
- [AD 94-01-01](https://openairdocs.org/ad/94-01-01): Cabin Seats · Textron B300 and B300C. Effective Feb 11, 1994
- [AD 92-15-01](https://openairdocs.org/ad/92-15-01): Truss-To-Firewall Bolts · Textron 100, 200, 200C and 40 more. Effective Aug 21, 1992
- [AD 92-06-11](https://openairdocs.org/ad/92-06-11): Autopilot/Flight Director System Wiring · Textron 1900C, 300, B200 and 2 more. Effective Mar 30, 1992

### Matched by engine (Pratt & Whitney Canada PT6A-60A)

- [AD 2004-25-18](https://openairdocs.org/ad/2004-25-18): Propeller governor assemblies · Pratt & Whitney Canada PT6A-60A and PT6A-65B. Effective Jan 18, 2005
- [AD 97-04-12](https://openairdocs.org/ad/97-04-12): Compressor Bleed-off Valve · Pratt & Whitney Canada PT6A-11, PT6A-110, PT6A-112 and 52 more. Effective Mar 14, 1997

### Historical (superseded or no longer in force)

- [AD 2019-12-09](https://openairdocs.org/ad/2019-12-09) (historical): Navigation · Bombardier CL-600-2B16 (CL-604), Flight Display System Application FDSA-6500, 525B and 13 more. Effective Jul 23, 2019
- [AD 2008-07-10](https://openairdocs.org/ad/2008-07-10) (historical): Pneumatic supply tube · Hawker Beechcraft B200, B200GT, B300 and 1 more. Effective Apr 10, 2008
- [AD 2006-23-02](https://openairdocs.org/ad/2006-23-02) (historical): Flight controls for improper assembly or damage · Raytheon B200, B200C, B300 and 2 more. Effective Dec 13, 2006
- [AD 98-15-13](https://openairdocs.org/ad/98-15-13) (historical): Fuel Hose · Raytheon 100 Model or Series (all), 200 Model or Series (all), 200C and 32 more. Effective Aug 28, 1998
- [AD 96-17-10](https://openairdocs.org/ad/96-17-10) (historical): Outflow/Safety Valve · Raytheon 200 Model or Series (all), 2000, 300 and 5 more. Effective Sep 24, 1996
- [AD 93-25-07](https://openairdocs.org/ad/93-25-07) (historical): Fuselage Stringers · Raytheon 200 Model or Series (all), 200C, 200CT and 22 more. Effective Feb 15, 1994

## Information bulletins (advisory) (4 in force)

- [SAIB CE-15-15](https://openairdocs.org/saib/CE-15-15): Empennage  Horizontal & Vertical Stabilizer Structure. Issued Apr 20, 2015
- [SAIB CE-12-36](https://openairdocs.org/saib/CE-12-36): Flight Controls: Aileron. Issued Jun 19, 2012
- [SAIB NE-15-21](https://openairdocs.org/saib/NE-15-21): Fuel Injector Nozzle. Issued Aug 19, 2015
- [SAIB CE-03-24](https://openairdocs.org/saib/CE-03-24): . Issued Feb 19, 2003

## NTSB investigations

None matched to N842EX.

## FAA accident and incident reports

None matched to N842EX.

## Reports on N842EX not matched to an aircraft (1)

They name N842EX, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20010709016069I](https://openairdocs.org/incident/20010709016069I), Jul 9, 2001: Dhav DHC8102 (N842EX), Pittsburgh, PA. (-23) At 0700E, 7/9/01, flight #3909 reported loss of #2 hyd system. Flight landed w/o incident and taxied to gate w/o assistance. Crew wrote up discrepancy.…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## Service difficulty reports on N842EX not matched to an aircraft (34)

They name N842EX, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR V0XR201208230001](https://openairdocs.org/sdr/V0XR201208230001), Aug 23, 2012: ATTACH ANGLE. CRACKED. RT WING ROOT FAIRING ATTACHMENT ANGLE CRACKED. R & R RT WING ROOT FAIRING ATTACHMENT ANGLE.
- [SDR 2012FA0000548](https://openairdocs.org/sdr/2012FA0000548), Aug 6, 2012: ANGLE. CRACKED. RIGHT WING ROOT FAIRING ATTACHMENT ANGLE CRACKED. R & R RIGHT WING ROOT FAIRING ATTACHMENT ANGLE.
- [SDR V0XR2012042700012](https://openairdocs.org/sdr/V0XR2012042700012), Apr 27, 2012: SKIN. DENTED. TWO DENTS ARE OUT OF LIMITS ON FLIGHT DECK ESCAPE HATCH. DENT NR 2 MEASURES 2.6 X 2.6 X 0.050" DEEP. DENT NR 1 MEASURES 2.7 X 2.8 X 0.050" DEEP. BOTH DENTS ARE 
- [SDR V0XR2012042700011](https://openairdocs.org/sdr/V0XR2012042700011), Apr 27, 2012: PLATE. CORRODED. LADDER PLATE FOR PANEL 624BT HAS PITTING. REPAIRED LADDER PLATE BETWEEN STATIONS YW=261-333 RT WING IAW REPAIR DWG 8-57-633.
- [SDR V0XR2012042700010](https://openairdocs.org/sdr/V0XR2012042700010), Apr 27, 2012: ACCESS PANEL. CORRODED. FUEL PANEL 624CT IS PITTED. REMOVED PITTED CORROSION ON FUEL PANEL 624CT IAW REPAIR DWG 8-57-320.
- [SDR V0XR2012042700009](https://openairdocs.org/sdr/V0XR2012042700009), Apr 27, 2012: PLATE. CORRODED. LADDER PLATE FOR PANEL 624AT HAS PITTING. REPAIRED LADDER PLATE BETWEEN STATIONS YW=171.2-261.0 IAW REPAIR DWG 8-57-611.
- [SDR V0XR2012042700008](https://openairdocs.org/sdr/V0XR2012042700008), Apr 27, 2012: ACCESS PANEL. CORRODED. FUEL PANEL 624BT IS PITTED, REMOVED PITTED CORROSION ON PANEL 624BT IAW REPAIR DWG 8-57-320.
- [SDR V0XR2012042700007](https://openairdocs.org/sdr/V0XR2012042700007), Apr 27, 2012: PLATE. CORRODED. LADDER PLATE FOR PANEL 624CT HAS PITTING. REPAIRED LADDER PLATE BETWEEN STATIONS YW=333-423 IAW REPAIR DWG 8-57-984.
- [SDR V0XR2012042700006](https://openairdocs.org/sdr/V0XR2012042700006), Apr 27, 2012: SKIN. DENTED. DENT ON LT SIDE OF OF RT NACELLE AT XN=72.0 AND ZN=1.0. DENT ON COWL ASSY IS LOCATED 6.25" FROM TOP EDGE OF DOOR AND 8.25" FROM FORWARD EDGE. DENT IS MEASURED A
- [SDR V0XR2012042700005](https://openairdocs.org/sdr/V0XR2012042700005), Apr 27, 2012: SKIN. MISREPAIRED. RT ELEVATOR AT YH=129.7 MISREPAIRED. REPAIRED IAW REPAIR DWG 8-55-2360.
- [SDR V0XR2012042700004](https://openairdocs.org/sdr/V0XR2012042700004), Apr 27, 2012: BEARING RACE. DAMAGED. HORIZONTAL CENTER HINGE POINT BUSHING RACE DAMAGED. REPAIRED HORIZONTAL CENTER HINGE POINT BUSHING RACE IAW REPAIR DWG 8-55-2361, REV 2.
- [SDR V0XR2012042700003](https://openairdocs.org/sdr/V0XR2012042700003), Apr 27, 2012: SKIN. MISREPAIRED. RT UPPER ELEVATOR SKIN AT YH=54.0, XH=20.0 MISREPAIRED. REPAIRED IAW REPAIR DWG 8-55-2359.
- [SDR V0XR2012042700002](https://openairdocs.org/sdr/V0XR2012042700002), Apr 27, 2012: BEARING RACE. DAMAGED. DAMAGE ON LT ELEVATOR INBOARD BEARING RACE. REMOVED DAMAGE ON LT INBD BEARING RACE, ALODINED, PRIMED AND PAINTED IAW REPAIR DWG 8-55-2357, SRM 51-40-11, 51-20-2
- [SDR V0XR2012042700001](https://openairdocs.org/sdr/V0XR2012042700001), Apr 27, 2012: STRAP. CORRODED. RIGHT WING ROOT FAIRING ATTACH STRAP HAS CORROSION EXCEEDING ALLOWABLE LIMITS. INSTALLED 85350774-002 STRAP IAW SRM 51-40-07 AND 51-42-05.
- [SDR V0XR2012042600007](https://openairdocs.org/sdr/V0XR2012042600007), Apr 26, 2012: SKIN. DENTED. DENT AT X=291 BETWEEN STRINGER 11 AND 12. REPAIRED DENT IAW REPAIR DWG 8-53-12089 ISSUE 2. EDDY CURRENT GOOD, NO DEFECT. ULTRASONIC BOND CHECK GOOD, NO DEFECT.
- [SDR V0XR2012042600006](https://openairdocs.org/sdr/V0XR2012042600006), Apr 26, 2012: STRINGER. CORRODED. STRINGER 30P AT STATION 182 FORWARD CORRODED. CUT OUT CORRODED SECTION OF STRINGER 30P AND SPLICED IN NEW SECTION FROM FRAME 187-151 IAW SRM 53-10-21 AND 51-10-
- [SDR V0XR2012042600005](https://openairdocs.org/sdr/V0XR2012042600005), Apr 26, 2012: SKIN. DENTED. DENT IN SKIN AT X=161 BETWEEN STRINGER 31 AND 32R. REPAIRED DENT WITH REPAIR DOUBLER IAW REPAIR DWG 8-53-12086.
- [SDR V0XR2012042600004](https://openairdocs.org/sdr/V0XR2012042600004), Apr 26, 2012: SKIN. DENTED. DENT IN SKIN AT BS 319, S26 - 27R. DENT FOUND TO BE 0.040 DEEP AND 4.0" LONG, ASPECT RATIO 100. FABRICATED REPAIR DOUBLER AND INSTALLED IAW REPAIR DWG 8-53-1208
- [SDR V0XR2012042600003](https://openairdocs.org/sdr/V0XR2012042600003), Apr 26, 2012: SKIN. DENTED. DENT IN SKIN AT BS 304, S25R UNDER WING ICE SHIELD. DENT MEASURES 0.600 DIAMETER, 0.004 DEEP ABOVE STRINGER 25S AND IS WITHIN LIMITS IAW RD 8-53-1210. NDT SHOWS
- [SDR V0XR2012042600002](https://openairdocs.org/sdr/V0XR2012042600002), Apr 26, 2012: SKIN. DENTED. DENT IN SKIN AT BS 298, S24R UNDER ICE SHIELD AREA. DENT MEASURES 0.600 DIA, 0.009 DEEP, .5" BELOW STRINGER 24S. DENT IS WITHIN LIMITS OF RD 8-53-1210. NDT INDI
- [SDR V0XR201203220001](https://openairdocs.org/sdr/V0XR201203220001), Mar 22, 2012: RIB. CRACKED. CRACKED RIB AT YH 6.00 ON LT ELEVATOR. R & R CRACKED RIB AT YH 6.00 ON LT ELEVATOR IAW DWG 85520268.
- [SDR V0XR2011102000002](https://openairdocs.org/sdr/V0XR2011102000002), Oct 20, 2011: ANGLE. CORRODED. CORROSION FOUND ON CLIP ANGLES THAT TIE FRAME X = 488.5 TO STRINGER 23L, FWD AND AFT SIDE. AFTER FURTHER INVESTIGATION FOUND CLIP ANGLES THAT TIE FRAME X = 488.
- [SDR V0XR201110200001](https://openairdocs.org/sdr/V0XR201110200001), Oct 20, 2011: DOUBLER. CORRODED. AIRSTAIR DOUBLER AT THE FWD SIDE OF TOP STEP IS CORRODED. R & R DOUBLER IAW AMM 52-10-00-02 AND SRM 51-10-00.
- [SDR PCAA0309111](https://openairdocs.org/sdr/PCAA0309111), Sep 17, 2003: WIRE. BROKEN. WHILE PERFORMING MAINTENANCE POSTFLIGHT INSPECTION, ONE FLOOR LEVEL EMERGENCY LIGHT WAS FOUND TO BE INOPERATIVE. A BROKEN WIRE WAS FOUND AND REPAIRED. OPERATION
- [SDR PCAA0309106](https://openairdocs.org/sdr/PCAA0309106), Sep 4, 2003: WIRE. LOOSE. DURING ROUTINE MAINTENANCE VISIT THE EMERGENCY FLOOR LIGHTS WERE FOUND TO BE INOPERATIVE. AFTER INSPECTION A BROKEN WIRE WAS DISCOVERED. WIRE WAS RESECURED, AND
- [SDR PCAA0302044](https://openairdocs.org/sdr/PCAA0302044), Feb 19, 2003: SPRING. WEAK. ROC-LGA - FLIGHT 3905 CREW REPORTED THAT AFTER LANDING GEAR WAS SELECTED DOWN, GEAR HORN SOUNDED, AND NOSE GEAR INDICATED UNSAFE. ALTERNATE EXTENSION INDICATOR 
- [SDR PCAA0302039](https://openairdocs.org/sdr/PCAA0302039), Feb 7, 2003: BULB. LOOSE. DURING ROUTINE MAINTENANCE VISIT 3RD RED FLOOR EMERGENCY LIGHT WAS FOUND INOPERATIVE. CONNECTOR PIN WAS RESOLDERED, AND BULB REPLACED. OPERATIONAL CHECK GOOD. A
- [SDR PCAA0302037](https://openairdocs.org/sdr/PCAA0302037), Feb 7, 2003: WIRE. LOOSE. PIT-FLIGHT 3716 CREW REPORTED EMERGENCY LIGHTS FLICKERED ON AND OFF IN FLIGHT. MAINTENANCE FOUND A WIRE STICKING UP FROM LIGHT STRIP. WIRE WAS RESECURED. AIRCRA
- [SDR PCAA0208093](https://openairdocs.org/sdr/PCAA0208093), Aug 13, 2002: ENGINE. LEAKING. SCE-PIT FLIGHT#3825. CREW REPORTED LOSS OF OIL PRESSURE ON #2 ENGINE. ENGINE SHUT DOWN AND EMERGENCY DECLARED. MAINTENANCE FOUND A CUT O RING ON TRANSFER TUBE B
- [SDR PCAA0206066](https://openairdocs.org/sdr/PCAA0206066), Jun 15, 2002: SOCKET. INOPERATIVE. DURING ROUTINE MAINTENANCE VISIT FORWARD RED EMERGENCY AISLE TRACK LIGHT FOUND INOPERATIVE. SOCKET PN 10-1307-5 REPLACED AND RELAMPED. OPERATIONAL CHECK GOOD. A
- [SDR PCAA0111141](https://openairdocs.org/sdr/PCAA0111141), Nov 24, 2001: WIRE. DAMAGED. DURING ROUTINE MAINTENANCE VISIT ONE SECTION OF EMERGENCY PATHWAY LIGHTS FOUND INOPERATIVE. LOOSE CONNECTION FOUND AND WIRING REPAIRED. OPERATIONAL CHECK GOOD .
- [SDR PCAA0110125](https://openairdocs.org/sdr/PCAA0110125), Oct 21, 2001: WINDOW. CRACKED. LGA- FLIGHT# 3969. CREW REPORTED CAPTAINS SIDE WINDOW CRACKED. MAINTENANCE REPLACED CAPTAINS SIDE WINDOW IN ACCORDANCE WITH MAINTENANCE MANUAL CHAPTER 56-10-16.
- [SDR PCAA0105037](https://openairdocs.org/sdr/PCAA0105037), May 4, 2001: ACTUATOR. BROKEN. MDT- FLIGHT 3716. CREW REPORTED RIGHT GEAR INTRANSIT LIGHT DOES NOT ILLUMINATE DURING GEAR RETRACTION, OK DURING EXTENSION. MAINTENANCE FOUND SPRING ON UPLOCK A
- [SDR PCAA0008047](https://openairdocs.org/sdr/PCAA0008047), Jul 30, 2000: STRUCTURE. CRACKED. MDT - DURING A SPOT INSPECTION, THE REAR FUSELAGE STRUCTURAL MEMBERS AT FRAME 4 STRINGER 4 BOTH LEFT AND RIGHT WERE BOTH FOUND CRACKED. REPAIRS WERE MADE IAW RD

## STCs that may be installed (OpenAirDocs) (428, first 50)

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 (Raytheon B300)

- [STC SA03025CH](https://openairdocs.org/stc/SA03025CH): Installation of weather research equipment and weather modification equipment for the purpose of modifying weather conditions. 3S Certification, LLC
- [STC SA04617NY](https://openairdocs.org/stc/SA04617NY): Installation of the Medivac Audio System. Avmax Aviation Services Inc
- [STC SA04218NY](https://openairdocs.org/stc/SA04218NY): Installation of Wing Tip Low Profile Pylons with Pods, Underwing Wiring Tunnel and Optional Underwing Antenna Provisions and Antennas. Aerospace Design & Compliance LLC
- [STC SA4175NM](https://openairdocs.org/stc/SA4175NM): Installation of fully enclosed main landing gear door system for high-flotation- gear-equipped aircraft. Raisbeck Engineering Inc
- [STC SA01800SE](https://openairdocs.org/stc/SA01800SE): Fabrication and installation of new or replacement of existing instrument panel lights dimmer control. TCW Technologies, LLC
- [STC SA01861SE](https://openairdocs.org/stc/SA01861SE): Fabrication and installation of Landing Light Controller. TCW Technologies, LLC
- [STC SA02658LA](https://openairdocs.org/stc/SA02658LA): Replacement of the original Pratt and Whitney PT6A-60A engines and propellers with Pratt and Whitney PT6A-67A engines and MT Propeller MTV-27-1-N-C-F-R(P)/CFR260-65b propellers. Blackhawk Modifications LLC
- [STC SA02279AT](https://openairdocs.org/stc/SA02279AT): Installation of a Boom Beam bulb, starter, and ballast. Whelen Aerospace Technologies
- [STC SA04837NY](https://openairdocs.org/stc/SA04837NY): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights. AeroLED's Holdings, LLC
- [STC SA04221CH](https://openairdocs.org/stc/SA04221CH): Installation of Thermal Acoustic Kit. Skandia Inc
- [STC SA02019SE-D](https://openairdocs.org/stc/SA02019SE-D): Installation of Garmin Model GTN 625/635/650; 725/750 Navigation System. Garmin International Inc
- [STC SA04808NY](https://openairdocs.org/stc/SA04808NY): Installation of Mission Systems for Flight Inspection. Delta Engineering Corporation
- [STC SA03204CH](https://openairdocs.org/stc/SA03204CH): Installation of an RF Transparent Pod. DS Technologies LLC D/B/A DST
- [STC SA02133SE](https://openairdocs.org/stc/SA02133SE): Installation of a Luma Technologies LT-4500 Series Integrated Light\Emitting Diode (LED) Display Panel and LT-3500 LED light modules. Luma Technologies LLC
- [STC SA12345IB](https://openairdocs.org/stc/SA12345IB): Replacement of the Halon Type 1211 portable fire extinguisher with the Halotron BrX portable fire extinguisher. Cessna Duesseldorf Citation Service Center GmbH
- [STC SA11302DS](https://openairdocs.org/stc/SA11302DS): Installation of the Pro Line Fusion embedded display system (EDS) latest version 3.7 software upgrade and additional factory options. BHE & Associates Ltd
- [STC SA03930NY](https://openairdocs.org/stc/SA03930NY): Installation of King Air Belly Payload Mount. Icarus Aero Inc
- [STC SA02017WI](https://openairdocs.org/stc/SA02017WI): The Installation of the Parker-Meggitt iPRESS™ System. 3S Certification LLC
- [STC SA03275CH](https://openairdocs.org/stc/SA03275CH): Installation of an antiskid brake system. Lee Air Inc
- [STC SA01638WI](https://openairdocs.org/stc/SA01638WI): Part Fabrication and Installation of Arm Ledge System and Table Assembly for aircraft cabin interior. Aviation Fabricators Inc
- [STC SA12242IB](https://openairdocs.org/stc/SA12242IB): Manufacturing and Installation of King Air Equipment. ICARUS AERO INC
- [STC ST04442CH](https://openairdocs.org/stc/ST04442CH): Installation of SmartSky LiTE System. Apcela IFC JV, LLC dba Apcela ATG
- [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 SA04757NY](https://openairdocs.org/stc/SA04757NY): Installation of a Lower-Fuselage Radome with Extended Nose & updated ECS. Metrea Special Aerospace, ISR Inc. (an Arizona Corporation)
- [STC SA12202IB](https://openairdocs.org/stc/SA12202IB): Installation of Garmin GWX Weather Radar System. Maxcraft Avionics Ltd
- [STC SA10800SC](https://openairdocs.org/stc/SA10800SC): Installation of a 3-tube Rockwell Collins IDS-3000 Electronic Flight Instrument System with File Server Unit (FSU). BHE & Associates LTD
- [STC SA01535WI-D](https://openairdocs.org/stc/SA01535WI-D): Installation of the Garmin G1000 Integrated Avionics System and GFC 700 Automatic Flight Control System and optional Electronic Stability and Protection (ESP). Garmin International Inc
- [STC SA10965SC](https://openairdocs.org/stc/SA10965SC): Installation of upgraded hardware to the Rockwell Collins Pro Line 21 FMS-3000 to provide Localizer Performance with Vertical Guidance (LPV). BHE & Associates LTD
- [STC SA04749NY](https://openairdocs.org/stc/SA04749NY): Atmospheric Research Aircraft Modification. Avcon Industries, Inc
- [STC SA04797NY](https://openairdocs.org/stc/SA04797NY): Atmospheric Research Aircraft Modification. Avcon Industries Inc
- [STC SA11300DS](https://openairdocs.org/stc/SA11300DS): Upgrade previously installed Collins Aerospace Radar Altimeter. BHE & Associates Ltd
- [STC SA2300CE](https://openairdocs.org/stc/SA2300CE): Installation of Removable External Baggage Compartment. Avcon Industries Inc
- [STC SA00263WI](https://openairdocs.org/stc/SA00263WI): Installation of 60 cubic foot cargo compartment on fuselage lower surface. Metrea Special Aerospace ISR Inc
- [STC SA01936LA](https://openairdocs.org/stc/SA01936LA): Installation of a Wescam FLIR unit into an extended fuselage nose (STC SA00367SE). Metrea Special Aerospace ISR Inc
- [STC SA03343CH](https://openairdocs.org/stc/SA03343CH): Extended Range Fuel Tanks. Metrea Special Aerospace ISR Inc
- [STC SA2794NM](https://openairdocs.org/stc/SA2794NM): Installation of Flight Equipment and Engineer Corp. passenger seats. Metrea Special Aerospace ISR Inc
- [STC SA6078NM](https://openairdocs.org/stc/SA6078NM): Installation of forward facing two-passenger seat. Metrea Special Aerospace ISR Inc
- [STC SA03342CH](https://openairdocs.org/stc/SA03342CH): Operating Weight Increase. Metrea Special Aerospace ISR Inc
- [STC SA00400BO](https://openairdocs.org/stc/SA00400BO): Installation of an Autothrottle System (ATS). Innovative Solutions & Support Inc
- [STC SA156CH](https://openairdocs.org/stc/SA156CH): Installation of a TCAS I. Acron Aviation Inc
- [STC SA9210SC-D](https://openairdocs.org/stc/SA9210SC-D): Installation of the L-3 Communications Avionics Systems Infrared Imaging System (IRIS). Acron Aviation Inc
- [STC SA04191NY](https://openairdocs.org/stc/SA04191NY): Installation of Underwing Pylons with a Pod and Underwing Wiring Tunnel. Aerospace Design & Compliance LLC
- [STC SA00225MC](https://openairdocs.org/stc/SA00225MC): Project 10684-1 Installation of Mission System Modifications for a MX-15/MX-20 Sensor System. L3Harris Technologies Integrated Systems L.P
- [STC SA11914IB](https://openairdocs.org/stc/SA11914IB): Installation of the MT-Propeller Entwicklung GmbH MTV-47-1-()-C-F-R(P)/CFR260-361(). MT-Propeller Entwicklung GmbH
- [STC SA11133SC](https://openairdocs.org/stc/SA11133SC): Installation of a Rockwell Collins Pro Line 21 update to include optional TAWS mode 5 warnings during LPV approaches, optional ADS-B Out, optional synthetic vision system (SVS), optional Communication Management Unit (CMU) and 3rd VHF to support Controller Pilot Data Link. BHE & Associates LTD
- [STC SA00416BO](https://openairdocs.org/stc/SA00416BO): Installation of an Outerlink Satellite Communications System (Satcom) and Flight Data Monitoring System Kit. Outerlink Corporation
- [STC SA11855IB](https://openairdocs.org/stc/SA11855IB): Installation of the Flap Roller Bearing Assembly. Marsh Brothers Aviation Inc
- [STC SA01101DE](https://openairdocs.org/stc/SA01101DE): Installation of Gogo AVANCE L5/LX5 System. Aviation Fabricators Inc
- [STC SA11301DS](https://openairdocs.org/stc/SA11301DS): Installation of an AirSync flight data monitoring system. BHE & Associates Ltd
- [STC SA02038WI](https://openairdocs.org/stc/SA02038WI): Installation of the Universal Avionics ClearVision and Enhanced Vision System (EVS) equipment. Global Aviation Tech LLC

All 428: https://openairdocs.org/aircraft/N842EX/stcs.md

## Related

- Other Raytheon B300 aircraft: https://openairdocs.org/model/raytheon-b300/aircraft.md
- The Pratt & Whitney Canada PT6A-60A engine: https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a.md

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