Service difficulty report · Hinge · Boeing 74745E

Difficulty date
March 4, 2025
Submitted
March 31, 2025
Operation
Air carrier
Aircraft
N579UP
Make and model
Boeing 74745E
Aircraft serial
26062
Aircraft time
120,264 hours, 20,324 cycles
Part
Hinge
Part number
149U7113Y13
Part serial
NSN
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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

CORROSION - HINGE, L/H AIR CONDITION ACCESS DOOR PNL NO.191ML MID SIDE. (REPLACE). I.A.W AMM 20-51-01-912-008 REV.113 INSTALL THE HINGE MIDDLE SIDE AT PNL NO.191ML. CONDITION CHECK NORMAL. REVIEWED

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