Service difficulty report · Reveal · Boeing 747123F

Difficulty date
July 19, 2006
Submitted
August 16, 2006
Operation
Air carrier
Aircraft
N676UP
Make and model
Boeing 747123F
Aircraft serial
20101
Aircraft time
83,907 hours, 23,132 cycles
Part
Reveal
Condition
Cracked
Location
Bs 2231
Stage of operation
IN
How discovered
9
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 M/D BS 2231 FRAME INNER CHORD S22L-S25L FOUND REVEAL CRACKED AT S22L AND S24L LOCATION AND PREVIOUSLY STOP DRILLED, CRACK LENGTH 1" AND 1.5". REPAIR DOUBLER REINSTALLED AND THE CRACK THAT ENDS AT A FASTENER HOLE OVERSIZED AS PER RS R53-62-35534 CONTINUE THE REPETITIVE INSPECTIONS ARE REQUIRED PER RS R57-62-35534 AND UPS EO B747-5310-24835-B.