Service difficulty report · Rib · Boeing 747123F

Difficulty date
May 14, 2005
Submitted
June 8, 2005
Operation
Air carrier
Aircraft
N677UP
Make and model
Boeing 747123F
Aircraft serial
20391
Aircraft time
94,338 hours, 23,406 cycles
Part
Rib
Part number
65B101456
Condition
Cracked
Location
Rt Wing
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 RT WING NR 19 VC FLAP I/B ARM O/B SUPPORT RIB FWD VERTICAL FLANGE FASTENER HOLES FOUND CRACKED (CRACK LENGTH 1 INCH). RT WING NR 19 VC FLAP I/B ARM O/B SUPPORT RIB FWD VERTICAL FLANGE REPAIRED AS PER HX RS R57-41-35307. DETAIL VISUAL INSPECT AT 6 MONTH INTERVALS FOR CRACKING, ELONGATED HOLES MISSING OR LOSE FASTENERS CORROSION OR OTHER OF DAMAGE.