SDR UPS01437158

Service difficulty report · Bulkhead · Boeing 747121

Difficulty date: October 10, 2001
Submitted: October 26, 2001
Operation: Air carrier
Aircraft: N681UP
Make and model: Boeing 747121
Aircraft serial: 19661
Aircraft time: 97,510 hours, 25,124 cycles
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Bulkhead
Condition: Corroded
Location: Fuselage
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

INSPECTION TYPE:C LEFT BS 1350 BULKHEAD WEB O/B LWR CORNER FWD FACE FOUND CORROSION AFTER UPPER FWD SHEAR AND BATHTUB FITTING REMOVAL. LEFT BS 1350 BULKHEAD WEB O/B LOWER CORNER FWD FACE CORROSION CLEANED UP AND REPAIRED AS PER HX RS R53-43-34687 ITEM C2.