SDR UIEA2020061001269

Service difficulty report · Structure · Boeing 74747UF

Difficulty date: June 6, 2020
Submitted: June 10, 2020
Operation: Air carrier
Aircraft: N496MC
Make and model: Boeing 74747UF
Aircraft serial: 29257
Aircraft time: 82,425 hours, 13,672 cycles
System (JASC): 5345 · Fuselage, Equipment Attach Fittings
Part: Structure
Part number: 65446251901
Condition: Corroded
Location: Bs 1268-1477
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 - FOUND M/D CGO UPPER CHORD CORROSION AT STA 1268, 1297, 1328, 1395-1396, 1435, 1477, LBL 11.(<P>REMOVE DAMAGED PART IAW SRM 51-40-02 REV 88. INSTALLED NEW PART IAW SRM 51-40-02 REV 88 AND BOEING DWG 65B24600 SH 18 REV B AND SH 19 REV C AND SH 20 REV B. JOB COMPLETED AND CONDITION CHECK NORMAL. </P>)

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