# N260MC: 1987 Dornier DORNIER 228-202 - Status: Valid registration - Airframe: [Dornier DORNIER 228-202](https://openairdocs.org/model/dornier-dornier-228-202) (registry code 2992030, 20 seats) - Engine: [Honeywell TPE331-SER series](https://openairdocs.org/engine/honeywell-tpe331-ser-series) (registry code 33909) - Data sheets: [TCDS A16EU](https://openairdocs.org/tcds/A16EU) (General Atomics AeroTec Systems GmbH) (OpenAirDocs) - Serial number: 8121 - Year built: 1987 - Type: Fixed wing multi engine - Engine type: Turbo-prop - Airworthiness: Multiple - Airworthiness date: May 12, 2021 - Certificate issued: April 1, 2021 - Expires: April 30, 2028 - Mode S code: A28013 - Registered owner: [Big Horn Airways Inc](https://openairdocs.org/faa-owner/BIG%20HORN%20AIRWAYS%20INC) - Location: [Sheridan, WY](https://openairdocs.org/faa-place/WY/Sheridan) - Owner type: Corporation - Owner's area on the map: 44.8325° N, 106.8963° W: Placed by OpenAirDocs at the center of ZIP code 82801, within about 13 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=260MC - Page: https://openairdocs.org/aircraft/N260MC 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. The registry lists only the engine series, so ADs for every Honeywell TPE331-SER model are included. ## ADs that may apply (OpenAirDocs): 62 in force ### Matched by airframe (Dornier DORNIER 228-202) - [AD 2025-07-01](https://openairdocs.org/ad/2025-07-01): Air Data Computer · Synthetic Vision Electronic Flight Information System (Arrow STC SR09595RC or ST01523WI). Effective May 15, 2025 - [AD 2016-17-05](https://openairdocs.org/ad/2016-17-05): Engine Controls · RUAG Aerospace Services Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Sep 30, 2016 - [AD 2014-10-02](https://openairdocs.org/ad/2014-10-02): Time Limits · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jul 28, 2014 - [AD 2011-03-05](https://openairdocs.org/ad/2011-03-05): Fuselage · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Mar 14, 2011 - [AD 2009-20-07](https://openairdocs.org/ad/2009-20-07): Landing gear · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 2 more. Effective Nov 3, 2009 - [AD 2009-12-16](https://openairdocs.org/ad/2009-12-16): Standard Practices/Structures · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jul 17, 2009 - [AD 2009-07-09](https://openairdocs.org/ad/2009-07-09): Aileron trim actuator · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective May 11, 2009 - [AD 2008-09-09](https://openairdocs.org/ad/2008-09-09): Control cables · Dornier Luftfahrt Dornier 228-200, Dornier 228-201, Dornier 228-202 and 1 more. Effective Jun 2, 2008 - [AD 2005-18-20](https://openairdocs.org/ad/2005-18-20): "FASTprop" propeller de-icers · Hartzell PHC-C3YF-1RF/F8468A(B,K)-8R constant speed propeller (STC SA00718LA or 17 others). Effective Oct 14, 2005 - [AD 2003-16-17](https://openairdocs.org/ad/2003-16-17): Cockpit and Cabin Auxiliary Heating Wiring · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Oct 6, 2003 - [AD 2001-21-01](https://openairdocs.org/ad/2001-21-01): Horizontal Stabilizer Skin and Ribs · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Nov 30, 2001 - [AD 2001-04-04](https://openairdocs.org/ad/2001-04-04): Windshield Spray Nozzle · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Apr 6, 2001 - [AD 2000-06-02](https://openairdocs.org/ad/2000-06-02): Pneumatic Deicing Boots · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective May 5, 2000 - [AD 98-11-16](https://openairdocs.org/ad/98-11-16): Landing Gear Warning System · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jul 11, 1998 - [AD 97-22-09](https://openairdocs.org/ad/97-22-09): Pilot s Operating Handbook - Power Levers · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Dec 5, 1997 - [AD 96-09-14](https://openairdocs.org/ad/96-09-14): AFM - Icing · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jun 11, 1996 - [AD 94-19-06](https://openairdocs.org/ad/94-19-06): Crew Oxygen Masks · 328 Support Services 328-100, 328-300, 500 and 17 more. Effective Oct 6, 1994 - [AD 91-12-14](https://openairdocs.org/ad/91-12-14): AC Power Supply · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 2 more. Effective Jul 19, 1991 - [AD 91-12-13](https://openairdocs.org/ad/91-12-13): Electric Trim System · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jul 19, 1991 - [AD 91-05-03](https://openairdocs.org/ad/91-05-03): Bonding Straps · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Mar 25, 1991 ### Matched by engine (Honeywell TPE331-SER series) - [AD 2018-22-01](https://openairdocs.org/ad/2018-22-01): Turbine Section · Honeywell International TPE331-10, TPE331-10N, TPE331-10R and 8 more. Effective Dec 10, 2018 - [AD 2018-17-15](https://openairdocs.org/ad/2018-17-15): Turbine Engine Combustion Section · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 39 more. Effective Oct 22, 2018 - [AD 2018-13-05](https://openairdocs.org/ad/2018-13-05): Turbine Engine Reduction Gear · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 18 more. Effective Jul 26, 2018 - [AD 2016-21-07](https://openairdocs.org/ad/2016-21-07): Fuel control drive · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Nov 28, 2016 - [AD 2016-18-17](https://openairdocs.org/ad/2016-18-17): Compressor impeller · Honeywell International TPE331-10, TPE331-10AV, TPE331-10GP and 22 more. Effective Nov 4, 2016 - [AD 2015-18-03](https://openairdocs.org/ad/2015-18-03): Engine propeller shaft coupling failures · Honeywell International TPE331-10, TPE331-10R, TPE331-10U and 8 more. Effective Nov 13, 2015 - [AD 2012-02-06](https://openairdocs.org/ad/2012-02-06): First stage turbine disks · Honeywell International TPE331-10, TPE331-10AV, TPE331-10GP and 12 more. Effective Mar 15, 2012 - [AD 2011-18-51 R1](https://openairdocs.org/ad/2011-18-51-R1): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more. Effective Oct 19, 2011 - [AD 2009-17-05](https://openairdocs.org/ad/2009-17-05): First stage turbine disks · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 20 more. Effective Sep 1, 2009 - [AD 2006-14-03](https://openairdocs.org/ad/2006-14-03): New flight cycle counting method for first, second, and third-stage turbine rotors · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 48 more. Effective Aug 9, 2006 - [AD 2004-09-29](https://openairdocs.org/ad/2004-09-29): First Stage Turbine Disks · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 20 more. Effective Jun 15, 2004 - [AD 2002-25-02](https://openairdocs.org/ad/2002-25-02): First stage compressors implellers · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 35 more. Effective Jan 21, 2003 - [AD 2002-21-15](https://openairdocs.org/ad/2002-21-15): Second stage turbine stator inner seal support · Honeywell International TPE331-1, TPE331-2, TPE331-2UA and 9 more. Effective Nov 26, 2002 - [AD 2002-12-09](https://openairdocs.org/ad/2002-12-09): Spectrometric Oil Analysis Program (SOAP) Sampling of Oil and Filter, Gearbox Components · Honeywell International TPE331-11U, TPE331-12B, TPE331-12JR and 3 more. Effective Jul 3, 2002 - [AD 2001-21-02](https://openairdocs.org/ad/2001-21-02): Airplane Flight Manual--Electronic Engine Controls · Honeywell International TPE331-10N, TPE331-12B and TPE331-8. Effective Nov 19, 2001 - [AD 98-12-09](https://openairdocs.org/ad/98-12-09): Fuel Manifold · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 29 more. Effective Aug 7, 1998 - [AD 98-04-15](https://openairdocs.org/ad/98-04-15): Turbine Stators · Honeywell International TPE331-1, TPE331-2, TPE331-2UA and 9 more. Effective Apr 27, 1998 - [AD 97-15-10](https://openairdocs.org/ad/97-15-10): Engine Inlet Ice Protection · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 39 more. Effective Sep 22, 1997 - [AD 96-06-11](https://openairdocs.org/ad/96-06-11): Engine Compressor Components · Honeywell International TPE331-14A, TPE331-14B, TPE331-14F and 1 more. Effective May 28, 1996 - [AD 95-16-08](https://openairdocs.org/ad/95-16-08): Life Limited Turbine Components · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 62 more. Effective Sep 5, 1995 - [AD 94-26-07](https://openairdocs.org/ad/94-26-07): Fuel Control Governor Drive · Honeywell International TPE331-10, TPE331-10A, TPE331-10B and 32 more. Effective Apr 18, 1995 - [AD 94-09-08](https://openairdocs.org/ad/94-09-08): Third Stage Stator Turbine Assemblies · Honeywell International TPE331-1, TPE331-2, TPE331-2UA and 7 more. Effective May 20, 1994 - [AD 93-15-11](https://openairdocs.org/ad/93-15-11): Propeller Pitch Control (PPC) Gasket · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 58 more. Effective Sep 7, 1993 - [AD 92-26-08](https://openairdocs.org/ad/92-26-08): Third Stage Stator Assemblies · Honeywell International TPE331-1, TPE331-2, TPE331-2UA and 7 more. Effective Jul 15, 1993 - [AD 93-05-09](https://openairdocs.org/ad/93-05-09): Third Stage Turbine Stator Assemblies · Honeywell International TPE331-1, TPE331-2, TPE331-2UA and 9 more. Effective Jun 28, 1993 - [AD 93-02-01](https://openairdocs.org/ad/93-02-01): Stratoflex Fuel Manifold Assemblies · Honeywell International TPE331-10, TPE331-10A, TPE331-10B and 21 more. Effective Mar 18, 1993 - [AD 89-07-07 R1](https://openairdocs.org/ad/89-07-07-R1): Oil Scavenge Pump Assembly · Honeywell International TPE331-1, TPE331-10, TPE331-10R and 26 more. Effective Oct 30, 1989 - [AD 86-08-06 R1](https://openairdocs.org/ad/86-08-06-R1): Second Stage Turbine Rotor Assembly · Honeywell International TPE331-25AA, TPE331-25AB, TPE331-25DA and 7 more. Effective Dec 21, 1987 - [AD 84-10-06 R1](https://openairdocs.org/ad/84-10-06-R1): Fuel Pump Assemblies · Honeywell International TPE331-1, TPE331-10, TPE331-10B and 45 more. Effective Dec 26, 1984 - [AD 84-01-04](https://openairdocs.org/ad/84-01-04): Third Stage Turbine Wheels · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 11 more. Effective Jan 25, 1984 - [AD 73-26-07 R3](https://openairdocs.org/ad/73-26-07-R3): Fuel Pump Shaft Internal Drive Splines · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 39 more. Effective Jul 31, 1980 - [AD 78-25-08 R3](https://openairdocs.org/ad/78-25-08-R3): Turbine Rotor · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 11 more. Effective Jun 12, 1980 - [AD 79-12-04](https://openairdocs.org/ad/79-12-04): Forged Third Stage Turbine Wheel Blade · Honeywell International TPE331-10. Effective May 10, 1979 - [AD 78-05-02](https://openairdocs.org/ad/78-05-02): Propeller Pitch Control Cam Follower Pin · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 11 more. Effective Apr 5, 1979 - [AD 76-16-01](https://openairdocs.org/ad/76-16-01): Bearing Oil Transfer Tube · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 11 more. Effective Aug 6, 1976 - [AD 75-10-05](https://openairdocs.org/ad/75-10-05): Torque Sensor Assembly Mounting Arm · Honeywell International TPE331-1, TPE331-2, TPE331-3U and 3 more. Effective Jul 11, 1975 - [AD 74-10-10](https://openairdocs.org/ad/74-10-10): Fuel Control Assembly Support Bracket · Honeywell International TPE331-1, TPE331-2, TPE331-3U and 2 more. Effective Jul 11, 1975 - [AD 74-24-05](https://openairdocs.org/ad/74-24-05): Propeller Pitch Control Sleeve Assembly · Honeywell International TPE331-3U, TPE331-3UW, TPE331-5 and 1 more. Effective Nov 26, 1974 - [AD 70-19-02](https://openairdocs.org/ad/70-19-02): High Speed Pinion Bearings · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 3 more. Effective Feb 20, 1974 - [AD 71-05-07](https://openairdocs.org/ad/71-05-07): High Speed Pinion Assembly · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 30 more. Effective Apr 8, 1972 - [AD 70-16-09](https://openairdocs.org/ad/70-16-09): High Speed Pinion Assembly · Honeywell International TPE331-3W - [AD 70-04-04](https://openairdocs.org/ad/70-04-04): High Speed Pinion Retaining Nut · Honeywell International TPE331-1, TPE331-1U, TPE331-1UA and 3 more ### Historical (superseded or no longer in force) - [AD 2009-13-04](https://openairdocs.org/ad/2009-13-04) (historical): Engine controls · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jul 24, 2009 - [AD 2008-08-15](https://openairdocs.org/ad/2008-08-15) (historical): Internal of the elevator and rudder · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective May 27, 2008 - [AD 2007-11-03](https://openairdocs.org/ad/2007-11-03) (historical): Centre section of fuselage frame 19 · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jun 26, 2007 - [AD 2006-11-19](https://openairdocs.org/ad/2006-11-19) (historical): Flight deck overhead panels (locations 5VE and 6VE) · Dornier Luftfahrt Dornier 228-100, Dornier 228-101, Dornier 228-200 and 3 more. Effective Jul 14, 2006 - [AD 2018-02-14](https://openairdocs.org/ad/2018-02-14) (historical): Turbine Engine Combustion Section · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 38 more. Effective Feb 28, 2018 - [AD 2015-12-04](https://openairdocs.org/ad/2015-12-04) (historical): Fuel control unit (FCU) · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Jul 22, 2015 - [AD 2011-18-51](https://openairdocs.org/ad/2011-18-51) (historical): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more - [AD 2006-15-08](https://openairdocs.org/ad/2006-15-08) (historical): Woodward fuel control unit (FCU) assemblies · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Aug 24, 2006 - [AD 88-12-10](https://openairdocs.org/ad/88-12-10) (historical): Turbine Rotor · Honeywell International TPE331-10, TPE331-10R, TPE331-10U and 6 more. Effective Jun 6, 1988 - [AD 92-02-19 PL](https://openairdocs.org/ad/92-02-19-PL) (historical): Fuel Manifold Assembly Leak · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 29 more - [AD 91-04-02](https://openairdocs.org/ad/91-04-02) (historical): Third stage stator assembly · Honeywell International TPE331-1, TPE331-2, TPE331-2UA and 7 more - [AD 90-21-01](https://openairdocs.org/ad/90-21-01) (historical): Third stage stator assembly · Honeywell International TPE331-1, TPE331-2, TPE331-2UA and 7 more ## Information bulletins (advisory) (5 in force) - [SAIB CE-08-25](https://openairdocs.org/saib/CE-08-25): Propellers/Propulsion - Controlling. Issued May 23, 2008 - [SAIB NE-16-19](https://openairdocs.org/saib/NE-16-19): Turbine Engine Compressor Section Stator Nozzle Distress. Issued Jul 22, 2016 - [SAIB NE-16-18](https://openairdocs.org/saib/NE-16-18): Power Lever Loss of Power Control. Issued Jul 11, 2016 - [SAIB NE-06-70](https://openairdocs.org/saib/NE-06-70): . Issued Sep 25, 2006 - [SAIB NE-06-69](https://openairdocs.org/saib/NE-06-69): . Issued Sep 20, 2006 ## NTSB investigations None matched to N260MC. ## FAA accident and incident reports (2) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Incident 19881010060219I](https://openairdocs.org/incident/19881010060219I), Oct 10, 1988: Dorner DO228202 (N260MC), Moline, IL. Unsafe gear light. Completed emergency extension. Landed safely. Left main gear actuator was replaced. - [Incident 19880131057869I](https://openairdocs.org/incident/19880131057869I), Jan 31, 1988: Dorner DO228201 (N260MC), Chicago, IL, Minor damage. During preflight,left aileron lock dangling by bungee cord from wing. Flew to kent county runway with lock dangling ## 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. ## STCs that may be installed (OpenAirDocs) (62, 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 (Dornier DORNIER 228-202) - [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 SA12370NY](https://openairdocs.org/stc/SA12370NY): Installation of a Garmin G700 Avionics System. Bighorn Airways, Inc - [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 SA02738CH](https://openairdocs.org/stc/SA02738CH): Installation of L-3 Communications Avionics Systems. Acron Aviation Inc - [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 SA04051CH](https://openairdocs.org/stc/SA04051CH): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders. CMD Flight Solutions LLC - [STC SA02658SE](https://openairdocs.org/stc/SA02658SE): Installation of Garmin GI 275 Multi-Function Display System. Garmin International Inc - [STC SA02010WI](https://openairdocs.org/stc/SA02010WI): Installation of the Mid-Continent Instruments & Avionics MD23 FLEX Custom Function Display (CFD). Mid-Continent Instruments and Avionics - [STC SA00076IB](https://openairdocs.org/stc/SA00076IB): Installation of Photo luminescent Safety Systems. STG AEROSPACE GERMANY GmbH - [STC SA02075SE](https://openairdocs.org/stc/SA02075SE): Installation of a Mid-Continent MD835( ) Lithium Ion Battery. Mid-Continent Instrument Co. Inc - [STC SA04514NY](https://openairdocs.org/stc/SA04514NY): Single/Dual Transponder System ADS-B Upgrade. Scandinavian Avionics Design ApS - [STC SA02677LA](https://openairdocs.org/stc/SA02677LA): Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-700 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC - [STC SA02678LA](https://openairdocs.org/stc/SA02678LA): Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-600 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS-B Out. Aviation Communication and Surveillance Systems (ACSS) LLC - [STC SA01714WI](https://openairdocs.org/stc/SA01714WI): Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems. Garmin International Inc - [STC SA03973NY](https://openairdocs.org/stc/SA03973NY): Replacement of existing TCAS 7.0 by TCAS 7.1. Scandinavian Avionics Design ApS - [STC SA00845DE](https://openairdocs.org/stc/SA00845DE): Installation of two Ferno Advanced Life Support Litters (ALSL) with equipment mounts and medical electrical power. Bighorn Airways Inc - [STC SA329CH-D](https://openairdocs.org/stc/SA329CH-D): Installation of AlliedSignal Engines Models TPE 331-10T-511D, TPE-331-10GT-511D, TPE 331-10GP-511D, or TPE 331-10P-511D. StandardAero Business Aviation Services, LLC - [STC SA01969SE](https://openairdocs.org/stc/SA01969SE): Installation of a Mid-Continent MD302 Standby Attitude Module. Mid-Continent Instruments and Avionics - [STC SA00478CH](https://openairdocs.org/stc/SA00478CH): Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc - [STC SA02434SE](https://openairdocs.org/stc/SA02434SE): Installation of a Supplemental Lighting System. Aviation Specialties Unlimited 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 SA00674WI-D](https://openairdocs.org/stc/SA00674WI-D): Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II system installation. Rockwell Collins Inc - [STC SA03052NY](https://openairdocs.org/stc/SA03052NY): Installation of Model MTV-27-1-E-C-F-R(G)/CFRL250-55b full feathering and reversing 5-bladed propellers. MT- Propeller Entwicklung GmbH - [STC SA02392AK](https://openairdocs.org/stc/SA02392AK): Limit the maximum passenger seating capacity to 9. Bighorn Airways Inc - [STC SA01636WI-D](https://openairdocs.org/stc/SA01636WI-D): Modification of Rockwell Collins, Inc. VHF-4000 and VHF-4000E installations. Rockwell Collins Inc - [STC SA00681WI-D](https://openairdocs.org/stc/SA00681WI-D): Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation. Rockwell Collins Inc - [STC SA00068SE](https://openairdocs.org/stc/SA00068SE): Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1). Electronics International Inc - [STC ST02540AT-D](https://openairdocs.org/stc/ST02540AT-D): Installation of replacement fuel tank sealant system. FFC Manufacturing - [STC SA4005NM](https://openairdocs.org/stc/SA4005NM): Precise Flight Inc. Pulselite Control System. Precise Flight Inc - [STC SA02383NY](https://openairdocs.org/stc/SA02383NY): Installation of KTA 970 TCAS I. Western Avionics - [STC SA01306WI-D](https://openairdocs.org/stc/SA01306WI-D): Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation. Rockwell Collins Inc - [STC SA02335NY](https://openairdocs.org/stc/SA02335NY): The installation of Honeywell EGPWS. Western Avionics - [STC SA01141WI-D](https://openairdocs.org/stc/SA01141WI-D): Modification of a single or dual Collins TDR-94 or TDR-94D Mode S Transponder System installation with CTL-92 control head to a Flight ID capable Collins TDR-94 or TDR-94 Mode S Transponder System installation with CTL-92E control head. Rockwell Collins Inc - [STC SA10499SC](https://openairdocs.org/stc/SA10499SC): Revised airplane performance data previously modified by installation of Honeywell International Inc. TPE331-10 engines. Bighorn Airways Inc - [STC SA01157LA](https://openairdocs.org/stc/SA01157LA): Installation of Electronics International Model FP-5 or FP-5L fuel flow/fuel pressure instrument as a replacement instrument. Electronics International Inc - [STC ST01167NY](https://openairdocs.org/stc/ST01167NY): Installation of an AlliedSignal MKVI ground proximity warning system. Innotech Aviation - [STC ST01179NY](https://openairdocs.org/stc/ST01179NY): Installation of BFGoodrich Aerospace TCAS 791, TCAS I Traffic Alert Collision Avoidance System. Innotech Aviation - [STC SA3824SW](https://openairdocs.org/stc/SA3824SW): Installation of a freon air conditioner system. AAR Airframe and Accessories Group - [STC SA7831SW](https://openairdocs.org/stc/SA7831SW): Installation of dual Marathon TSP-280 nickel cadmium batteries. Marathon Power Tech Co - [STC SA3496SW-D](https://openairdocs.org/stc/SA3496SW-D): Installation of a Century Automatic Flight System model AK1003. Century Flight Systems Inc - [STC SA3497SW-D](https://openairdocs.org/stc/SA3497SW-D): Installation of Century Automatic Flight System model YK 1004. Century Flight Systems Inc - [STC SA463NE](https://openairdocs.org/stc/SA463NE): Installation of Aviation Instrument Model 510-24P and510-29B gyro horizons. Castleberry Instruments & Avionics, Inc ### Approved for the engine (Honeywell TPE331-SER series) - [STC SE02538AK](https://openairdocs.org/stc/SE02538AK): Modification of Honeywell TPE331-12JR-702TT engine. TAE Aerospace (CTEC). Lists TPE331-12JR - [STC SE03035AT](https://openairdocs.org/stc/SE03035AT): Installation of Royal Atlantic Aviation Engine Oil Filter Bypass Warning System, Kit P/N RAA2003-1-1. Reds Aircraft Service Inc. Lists TPE331-10N - [STC SE00265AT](https://openairdocs.org/stc/SE00265AT): Install Ayres Fuel Manifold Purge Assembly Kit, P/N 21757-1 in accordance with "Installation Instructions - Ayres P/N 21757-1 Fuel Manifold Purge Assy-Kit" Dwg. No. 21757-1(1), Revision none, dated April 20, 1993, or later FAA approved revision. Thrush Aircraft Inc. Lists TPE331-1 - [STC SE2924SO](https://openairdocs.org/stc/SE2924SO): Installation of Garrett TPE-331-10 combustor and turbine in the TPE331-8 engine. National Flight Lakeland. Lists TPE331-8 - [STC SE01461NY](https://openairdocs.org/stc/SE01461NY): Propeller pitch control system modification. Hartzell HC-E4N-5D/D9690(B) propeller installed per STC SA01462NY. Not approved on serial numbers TC-398 through TC-418. Hartzell Propeller Inc. Lists TPE331-10UA - [STC SE01604CH](https://openairdocs.org/stc/SE01604CH): Convert Honeywell TPE331-10AV-511B to a TPE331-10AV-511KA. National Flight Services, Inc. Lists TPE331-10AV - [STC SE00229AT](https://openairdocs.org/stc/SE00229AT): Installation of Garrett TPE331-10 Combustor and Turbine in TPE331-6 engine. National Flight Services, Inc. Lists TPE331-6 - [STC SE00275AT](https://openairdocs.org/stc/SE00275AT): Installation of GarrettTPE331-10 combustor and turbine in the TPE331-5 engine. National Flight Services, Inc. Lists TPE331-5 All 62: https://openairdocs.org/aircraft/N260MC/stcs.md ## Related - Other Dornier DORNIER 228-202 aircraft: https://openairdocs.org/model/dornier-dornier-228-202/aircraft.md - The Honeywell TPE331-SER series engine: https://openairdocs.org/engine/honeywell-tpe331-ser-series.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.