SDR 99ZZZX2946

Service difficulty report · Gear Box · Mtsbsi MU2B36A

Difficulty date
July 6, 1999
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N3UN
Make and model
Mtsbsi MU2B36A
Aircraft serial
720SA
Part
Gear Box
Part number
030A3876012
Condition
Broken
Location
Rt Mlg
Part time
9,151 hours
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

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

What was found

DURING MAINTENANCE INSPECTION, FOUND TOP AFT HOUSING FLANGE BROKEN ON RIGHT HAND MAIN LANDING GEAR THRUST GEAR BOX. FAA INSP NOTE: THIS PART HAS A S/B FOR LOOSE MOUNTING BOLTS. A VISUAL INSPECTION CONDUCTED BY FAA SHOWS THAT THIS FLANGE HAD BEEN CRACKED FOR QUITE A WHILE AND WAS DISCOVERED BECAUSE OF A DAMAGED TIRE INCIDENT.