# Accident 20000824015709A: Mtsbsi MU2B35, Corsicana, TX, August 24, 2000

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 24, 2000, 02:15 local time
- Place: Corsicana, TX
- Airport: Corsicana Municipal Airport
- Damage: No damage
- Operating rules: Air taxi and commuter (Part 135)
- Operator: HMNA
- Location: 32.0792° N, 96.4605° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=32.0792&lon=-96.4605&mi=10
- Aircraft: N770MA, a cancelled registration (https://openairdocs.org/deregistered/N770MA-2007-02-16) (OpenAirDocs)
- Registry model: Mitsubishi MU-2B-35 (registry code 5780411, https://openairdocs.org/model/mitsubishi-mu-2b-35) (OpenAirDocs)
- Registry engine: AiResearch TPE331-5&6SER (registry code 01515, https://openairdocs.org/engine/airesearch-tpe331-5-6ser) (OpenAirDocs)
- Reported make and model: MTSBSI MU2B35
- NTSB investigation: [NTSB FTW00LA242](https://openairdocs.org/ntsb/FTW00LA242) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20000824015709A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) ON AUGUST 24, 2000, AT 02:15 CDT, MITSUBISHI MU-2B-35 AIRPLANE N770MA, WAS ON A FLIGHT FROM DALLAS, TX. TO HOUSTON, TX., WHEN ONE OF THE PROPELLER BLADES ON THE RIGHT ENGINE SEPARATED WHILE IN CRUISE FLIGHT NEAR CORSICANA, TX. THE PILOT REPORTED, THE PLANE WAS IN CRUISE FLIGHT AT 11, 000 FEET MSL, WHEN HE HEARD A LOUD BANG AND FELT THE AIRPLANE VIBRATE. THE PILOT SHUT DOWN THE ENGINE, FEATHERED THE PROPELLER, THEN RECEIVED VECTORS FROM AIR TRAFFIC CONTROL TO THE CORSICANA AIRPORT. UPON LANDING THE PILOT NOTICED THAT THE PROPELLOR BLADE HAD SEPARATED FROM THE RIGHT ENGINE PROPELLER HUB. AFTER INSPECTION, THE CHIEF MECHANIC REPORTED THAT THE ENGINE FIREWALL WAS BUCKLED, THE RIGHT WING WAS TWISTED. THE RIGHT ENGINE COWLING AND NECELLE WERE DAMAGED. THE OPERATOR, INTERNATIONAL BUSINESS AIRCRAFT, IND. HAS FILED A MALFUNCTION AND DEFECT REPORT AND THE NATIONAL TRANSPORTATION SAFETY BOARD IS LABRATORY TESTING THE PROPELLOR HUB ASSEMBLY. THE PROPELLER BLADE IS UNDER INVESTIGATION.

## The NTSB's investigation of this event (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 FTW00LA242](https://openairdocs.org/ntsb/FTW00LA242), Aug 24, 2000: Mitsubishi MU-2B-35 (N770MA), Corsicana, TX, substantial damage. Probable cause: the in-flight separation of the propeller blade, which resulted from intergranular corrosion and fatigue cracking.

## Other reports on N770MA (1)

Matched to the same aircraft by N-number and date.

- [Accident 19810121001189A](https://openairdocs.org/incident/19810121001189A), Jan 21, 1981: Mtsbsi MU2B26A (N770MA), Wabash, IN, Substantial damage. Right wing stalled on level-off on landing. Side load impact failed right main wheel. Plane veered into snowbank.

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. For accidents, the NTSB's own investigation is the fuller record.

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