SDR EIAA980140

Service difficulty report · Fitting · Boeing 747273C

Difficulty date: February 4, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N471EV
Make and model: Boeing 747273C
Aircraft serial: 20651
System (JASC): 5415 · Nacelle/Pylon, Attach Fittings
Part: Fitting
Condition: Corroded
Location: Pylon Wing
Part time: 72,724 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 'C5/D' CHECK INSPECTION, ALL PYLON WING UPPER LINK FITTING OUTER LUG FACES FOUND CORRODED. PYLON NR 1 AND NR 4, CORROSION BLENDED OUT. BUSHINGS FABRICATED AND INSTALLED IAW SB 54-2164 AND HAECO RS R57-04-33646. PYLON NR 2 AND NR 3, CORROSION BLENDED OUT AND REPAIRED IAW SB 54-2164, AND HAECO RS R57-04-33621. (X)