Service difficulty report · Bearing · Aerosp ATR42*

Difficulty date
November 2, 1995
Submitted
March 26, 2000
Operation
General aviation
Make and model
Aerosp ATR42*
Engine
Pwa PW120
Part
Bearing
Part number
311362301
Condition
Disintegrated
Location
Gas Gen Nr 5 Brg
Part time
6,339 hours
Stage of operation
CR
Nature of condition
A
Precautionary procedure
A, E

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN)IN CRUISE, SMOKE IN COCKPIT AND FLAMES OBSERVED COMING FROM ENGINE EXHAUST DUCT. ENGINE SECURED. GAS GENERATOR CHIP DETECTOR HAD LARGE AMOUNTS OF FLAKES AND FILINGS. #5 BEARING FAILED WITH MAJOR ROLLE R END WEAR ON THE REAR OF EACH ROLLER AND DISTORSION ON ALL OF THE BEARING CAGE ROLLER POCKETS. POSSIBLE OIL STARVATION.

More about the Aerosp ATR-42