Service difficulty report · Mount · Boeing 74745EF

Difficulty date
October 7, 2026
Submitted
October 8, 2026
Operation
Air carrier
Aircraft
N486MC
Make and model
Boeing 74745EF
Aircraft serial
30608
Aircraft time
111,088 hours, 19,701 cycles
Part
Mount
Condition
Cracked
Location
Zone 400
Stage of operation
IN
How discovered
E
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

FOUND CRACK INDICATION DURING OPEN HOLE INSPECTION IN OTBD BARREL NUT BORE OF #2 PYLON AFT ENGINE MOUNT BULKHEAD FITTING ASSY.(<P>NACELLE STRUT NO.2 AFT ENGINE MOUNT BULKHEAD OUTBOARD BARREL NUT BORE REWORKED IAW EN # 3743-26 REV 0. NO FURTHER DEFECTS NOTED.

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