# Mitsubishi MU-2B-26

- Type: Aircraft model (FAA registry)
- Registry code: 5780408
- Manufacturer (registry): MITSUBISHI
- Model: MU-2B-26
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-prop
- Seats: 9
- Weight class: Up to 12,499 lb
- Cruise speed: 147 mph
- Certification: Type certificated
- Registered aircraft: 16
- Page: https://openairdocs.org/model/mitsubishi-mu-2b-26

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## 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 2020-26-14](https://openairdocs.org/ad/2020-26-14): Propellers · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Feb 2, 2021
- [AD 2010-10-17](https://openairdocs.org/ad/2010-10-17): Airplane flight manual · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Jul 22, 2010
- [AD 2007-17-09](https://openairdocs.org/ad/2007-17-09): Elevator nose-down trim · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Sep 25, 2007
- [AD 2006-17-05](https://openairdocs.org/ad/2006-17-05): Flight checks of the rigging of the engine and propeller systems · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Sep 22, 2006
- [AD 2006-13-15](https://openairdocs.org/ad/2006-13-15): Wing attach barrel nuts, bolts · Mitsubishi Heavy Industries MU-2B-10, MU-2B-15, MU-2B-20 and 9 more. Effective Aug 11, 2006
- [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 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 2003-22-07 R1](https://openairdocs.org/ad/2003-22-07-R1): AFM- forecast icing conditions · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Apr 16, 2004
- [AD 2003-17-04](https://openairdocs.org/ad/2003-17-04): Cockpit Windshield and Cabin Window · Mitsubishi Heavy Industries MU-2B-10, MU-2B-15, MU-2B-20 and 9 more. Effective Oct 3, 2003
- [AD 2000-09-15 R1](https://openairdocs.org/ad/2000-09-15-R1): Icing Conditions · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Jul 24, 2000
- [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 98-20-39](https://openairdocs.org/ad/98-20-39): Forward Attachment Fitting Bolt · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Nov 20, 1998
- [AD 96-25-02](https://openairdocs.org/ad/96-25-02): Airplane Flight Manual (AFM) - Icing Limitations · Mitsubishi Heavy Industries MU-2B-10, MU-2B-15, MU-2B-20 and 9 more. Effective Dec 27, 1996
- [AD 88-21-01 R1](https://openairdocs.org/ad/88-21-01-R1): Control Yoke · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Jan 28, 1989
- [AD 88-23-01](https://openairdocs.org/ad/88-23-01): Torque Tube Joints · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Dec 4, 1988
- [AD 88-13-01](https://openairdocs.org/ad/88-13-01): Autopilots · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Jul 11, 1988
- [AD 87-12-02](https://openairdocs.org/ad/87-12-02): Generator Shield Jumper Wires · Mitsubishi Heavy Industries MU-2B-25, MU-2B-26 and MU-2B-35. Effective Jul 3, 1987
- [AD 87-04-03](https://openairdocs.org/ad/87-04-03): Flap Flexible Shafts · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Mar 7, 1987
- [AD 86-26-02](https://openairdocs.org/ad/86-26-02): POH/AFM Appendix - Icing · Mitsubishi Heavy Industries MU-2B-10, MU-2B-15, MU-2B-20 and 9 more. Effective Dec 31, 1986
- [AD 86-20-01](https://openairdocs.org/ad/86-20-01): Pitot System Modification · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Oct 6, 1986
- [AD 86-15-03](https://openairdocs.org/ad/86-15-03): NLG Strut Assembly · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 6 more. Effective Aug 13, 1986
- [AD 84-25-02](https://openairdocs.org/ad/84-25-02): Trim Tab Brackets · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Dec 18, 1984
- [AD 84-12-04](https://openairdocs.org/ad/84-12-04): Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Jun 28, 1984
- [AD 83-09-02](https://openairdocs.org/ad/83-09-02): Strobe Light Assemblies · Mitsubishi Heavy Industries MU-2B-25, MU-2B-26, MU-2B-30 and 2 more. Effective May 17, 1983
- [AD 82-08-02](https://openairdocs.org/ad/82-08-02): Electrical Wiring Inspection · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 6 more. Effective Apr 15, 1982
- [AD 81-25-04 R1](https://openairdocs.org/ad/81-25-04-R1): Electrical Wiring Inspection · Mitsubishi Heavy Industries MU-2B-25, MU-2B-26, MU-2B-26A and 4 more. Effective Jan 21, 1982
- [AD 81-06-01 R1](https://openairdocs.org/ad/81-06-01-R1): Engine Aft Nacelles · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 3 more. Effective Apr 1, 1981
- [AD 79-24-02](https://openairdocs.org/ad/79-24-02): Outer Fuel Tank Wiring · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Nov 21, 1979
- [AD 78-03-05](https://openairdocs.org/ad/78-03-05): Cowling Latches · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 6 more. Effective Feb 23, 1978
- [AD 75-03-06](https://openairdocs.org/ad/75-03-06): Cracks and Optical Distortion · Mitsubishi Heavy Industries MU-2B-26 and MU-2B-36. Effective Nov 13, 1974

Historical (superseded or no longer in force):

- [AD 2006-17-01](https://openairdocs.org/ad/2006-17-01) (historical): Airplane Flight Manual (AFM) · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Sep 22, 2006
- [AD 2006-15-07](https://openairdocs.org/ad/2006-15-07) (historical): Airplane Flight Manual (AFM) · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Aug 24, 2006
- [AD 2003-22-07](https://openairdocs.org/ad/2003-22-07) (historical): Airplane Flight Manual (AFM) - icing conditions · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Dec 15, 2003
- [AD 2000-09-15](https://openairdocs.org/ad/2000-09-15) (historical): Icing · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Jul 24, 2000
- [AD 2000-02-25](https://openairdocs.org/ad/2000-02-25) (historical): Airframe Pneumatic Deicing Boots · Mitsubishi Heavy Industries MU-2B-10, MU-2B-15, MU-2B-20 and 9 more. Effective Mar 24, 2000
- [AD 97-25-02](https://openairdocs.org/ad/97-25-02) (historical): Airplane Flight Manual (AFM) - Power Levers · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 9 more. Effective Jan 21, 1998
- [AD 97-20-14](https://openairdocs.org/ad/97-20-14) (historical): Airplane Flight Manual (AFM) - Icing Limitations · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 10 more. Effective Oct 17, 1997
- [AD 94-04-16](https://openairdocs.org/ad/94-04-16) (historical): Elevator Nose-Down Trim · Mitsubishi Heavy Industries MU-2B-10, MU-2B-15, MU-2B-20 and 5 more. Effective Apr 11, 1994
- [AD 93-07-11](https://openairdocs.org/ad/93-07-11) (historical): Elevator Nose-Down Trim · Mitsubishi Heavy Industries MU-2B-25, MU-2B-26, MU-2B-26A and 5 more. Effective Jun 1, 1993
- [AD 75-16-20](https://openairdocs.org/ad/75-16-20) (historical): Propeller Pitch Control Lever · Mitsubishi Heavy Industries MU-2B, MU-2B-10, MU-2B-15 and 6 more. Effective Aug 12, 1975

## Information bulletins (advisory) (2)

- [SAIB CE-19-09](https://openairdocs.org/saib/CE-19-09): Wing Miscellaneous Structure. Issued Jun 10, 2019
- [SAIB CE-12-33](https://openairdocs.org/saib/CE-12-33): Landing Gear Retraction/Extension System, Nose Landing Gear. Issued Jun 12, 2012

## Registered aircraft (16)

- [N143JA](https://openairdocs.org/aircraft/N143JA): [Cosco & Associates Inc](https://openairdocs.org/faa-owner/COSCO%20%26%20ASSOCIATES%20INC), [Crestview, FL](https://openairdocs.org/faa-place/FL/Crestview), built 1974, S/N 324
- [N165MA](https://openairdocs.org/aircraft/N165MA): built 1975, S/N 326
- [N216CD](https://openairdocs.org/aircraft/N216CD): [Landry Camile J](https://openairdocs.org/faa-owner/LANDRY%20CAMILE%20J), [Baton Rouge, LA](https://openairdocs.org/faa-place/LA/Baton%20Rouge), built 1974, S/N 323
- [N261WB](https://openairdocs.org/aircraft/N261WB): [Northern Jet Sales LLC](https://openairdocs.org/faa-owner/NORTHERN%20JET%20SALES%20LLC), [Port Saint Lucie, FL](https://openairdocs.org/faa-place/FL/Port%20Saint%20Lucie), built 1975, S/N 330
- [N305DS](https://openairdocs.org/aircraft/N305DS): [Aircraft Operations LLC](https://openairdocs.org/faa-owner/AIRCRAFT%20OPERATIONS%20LLC), [Portland, OR](https://openairdocs.org/faa-place/OR/Portland), built 1975, S/N 328
- [N316EN](https://openairdocs.org/aircraft/N316EN): [Fayetteville Aviation Inc](https://openairdocs.org/faa-owner/FAYETTEVILLE%20AVIATION%20INC), [Fayetteville, TN](https://openairdocs.org/faa-place/TN/Fayetteville), built 1976, S/N 349SA
- [N325MA](https://openairdocs.org/aircraft/N325MA): [Southern Aviation LLC](https://openairdocs.org/faa-owner/SOUTHERN%20AVIATION%20LLC), [Durham, NC](https://openairdocs.org/faa-place/NC/Durham), built 1974, S/N 325
- [N375AC](https://openairdocs.org/aircraft/N375AC): [Celco Constantine Eng Lab Co](https://openairdocs.org/faa-owner/CELCO%20CONSTANTINE%20ENG%20LAB%20CO), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1975, S/N 327
- [N383TX](https://openairdocs.org/aircraft/N383TX): [Positive Rate LLC](https://openairdocs.org/faa-owner/POSITIVE%20RATE%20LLC), [Eatonton, GA](https://openairdocs.org/faa-place/GA/Eatonton), built 1975, S/N 332
- [N40KC](https://openairdocs.org/aircraft/N40KC): [Air 1st Aviation Companies Inc](https://openairdocs.org/faa-owner/AIR%201ST%20AVIATION%20COMPANIES%20INC), [Glendale, AZ](https://openairdocs.org/faa-place/AZ/Glendale), built 1974, S/N 322
- [N450FS](https://openairdocs.org/aircraft/N450FS): [Raju Leasing Co LLC](https://openairdocs.org/faa-owner/RAJU%20LEASING%20CO%20LLC), [Jackson, MS](https://openairdocs.org/faa-place/MS/Jackson), built 1976, S/N 338
- [N486AF](https://openairdocs.org/aircraft/N486AF): [Air 1st Inc](https://openairdocs.org/faa-owner/AIR%201ST%20INC), [Tyndall Afb, FL](https://openairdocs.org/faa-place/FL/Tyndall%20Afb), built 1975, S/N 329
- [N487AF](https://openairdocs.org/aircraft/N487AF): [Air 1st Aviation Companies Inc](https://openairdocs.org/faa-owner/AIR%201ST%20AVIATION%20COMPANIES%20INC), [Tyndall Afb, FL](https://openairdocs.org/faa-place/FL/Tyndall%20Afb), built 1975, S/N 333
- [N54PC](https://openairdocs.org/aircraft/N54PC): [Axel Neil Jeffery](https://openairdocs.org/faa-owner/AXEL%20NEIL%20JEFFERY), [Portland, OR](https://openairdocs.org/faa-place/OR/Portland), built 1974, S/N 319
- [N800ED](https://openairdocs.org/aircraft/N800ED): [Classic Aircraft Sales LLC](https://openairdocs.org/faa-owner/CLASSIC%20AIRCRAFT%20SALES%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), S/N 339
- [N892SC](https://openairdocs.org/aircraft/N892SC): [Drs Sandra M Krokos And Thomas P Kislan Pc](https://openairdocs.org/faa-owner/DRS%20SANDRA%20M%20KROKOS%20AND%20THOMAS%20P%20KISLAN%20PC), [Drums, PA](https://openairdocs.org/faa-place/PA/Drums), built 1979, S/N 392 S.A.

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports (10)

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 20130916021639I](https://openairdocs.org/incident/20130916021639I), Sep 16, 2013: Mitsubishi MU-2B-26 (N383TX), Lajitas, TX, Minor damage. 1) Description of deviation: During initial climb out to 21,000 feet the copilot?s windshield blew out of the aircraft at 17,000 feet, causing a rapid…
- [Incident 20130416005689I](https://openairdocs.org/incident/20130416005689I), Apr 16, 2013: Mitsubishi MU-2B-26 (N316EN), Phoenix, AZ, No damage. During cruise climb at 16000 ft, the pilot and his observer (certificated pilot but not required crew) noticed abnormal right engine torque and temperature…
- [Incident 20020817036879I](https://openairdocs.org/incident/20020817036879I), Aug 17, 2002: Mtsbsi MU2B26 (N305DS), Leonardtown, MD, Substantial damage. (-23) Visual inspection of the aircraft landing gear, gear assemblies, wheel well area and associated wiring proved to be inconclusive as to the cause of the…
- [Incident 19960317012199I](https://openairdocs.org/incident/19960317012199I), Mar 17, 1996: Mtsbsi MU2B26 (N143JA), Aspen, CO, Minor damage. Narrative: on March 17, 1996 at 1430 hours, mountain daylight time, a mitsubishi MU-2B, N143JA, registered and piloted by Mr. Perry j. armstrong, landed at…
- [Incident 19930309009159I](https://openairdocs.org/incident/19930309009159I), Mar 9, 1993: Mtsbsi MU2B26 (N40KC), Baltimore, MD. Lost pressurization at cruise altitude. Descended and landed at airport.
- [Incident 19900323010959I](https://openairdocs.org/incident/19900323010959I), Mar 23, 1990: Mtsbsi MU2B26 (N40KC), Rochester, NY. Oil pressure dropping. Oil on cowl. Shut down and landed. Found oil filter adapter was cracked.
- [Incident 19900127008099I](https://openairdocs.org/incident/19900127008099I), Jan 27, 1990: Mtsbsi MU2B26 (N216CD), Baton Rouge, LA, Minor damage. Almost landed with gear up. Go around made as the underside of fuselage scraped runway. Land safely.
- [Incident 19900116007299I](https://openairdocs.org/incident/19900116007299I), Jan 16, 1990: Mtsbsi MU2B26 (N40KC), Manchester, NH. ATC determined altitude transponder out of tolerance. Requested pilot stop altitude squawk. Turned off transponder.
- [Incident 19881220066209I](https://openairdocs.org/incident/19881220066209I), Dec 20, 1988: Mtsbsi MU2B26 (N40KC), Syracuse, NY. Unsafe gear indication. Visually ok. Landed safely. Malfunction of micro switch.
- [Incident 19850524029699I](https://openairdocs.org/incident/19850524029699I), May 24, 1985: Mtsbsi MU2B26 (N10UT), Fullerton, CA, Minor damage. Felt jolt and then smoke and flames from engine. Spooled up and put out flames. Found failed torque sensor.

## Service difficulty reports (3)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2006FA0001004](https://openairdocs.org/sdr/2006FA0001004), Oct 9, 2006: RESTRICTOR VALVE. FAILED. FOLLOWING O/H AND INSTALLATION OF ENGINE ON AC AN IN-FLIGHT CHECK OF THE NTS SYSTEM WAS PERFORMED IAW MM INSTRUCTIONS. UPON ACTUATION OF THE STOP SWITCH BY THE 
- [SDR 99ZZZX1650](https://openairdocs.org/sdr/99ZZZX1650), Mar 22, 1999: LINE. CRACKED. FLIGHT CREW NOTICED LOW OIL PRESSURE. UPON INVESTIGATION, FOUND CRACKED FLARE ON OIL PRESSURE GAUGE PORT LINE. REPLACEMENT LINE WAS INSTALLED BY AIRCRAFT OPERAT
- [SDR 99ZZZX543](https://openairdocs.org/sdr/99ZZZX543), Mar 20, 1998: CONTROL CABLE. FRAYED. DURING 500-HOUR MANUFACTURER'S INSPECTION, FOUND RIGHT ENGINE POWER LEVER CABLE FRAYED AT LOWER AFT PULLEY CLUSTER AT FS 5300.

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