Service difficulty report · Flap Track · Boeing 76734AF

Difficulty date
August 25, 2026
Submitted
September 10, 2026
Operation
Air carrier
Aircraft
N305UP
Make and model
Boeing 76734AF
Aircraft serial
27243
Aircraft time
74,652 hours, 25,917 cycles
Part
Flap Track
Part number
113T18111
Condition
Eroded
Location
Zone 500
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

ERODED SKIN, LT WING NR 1 FLAP TRACK FWD FAIRING EXTERNAL SKIN. REMOVED THE DAMAGED MATERIALS AND CLEAN. BOND THE REPAIR PLIES WITH RESIN CURED AT 200 F FOR 220 MINUTES WITH MINIMUM VACUUM OF 22 IN/HG IAW SRM 57-53-70-2R-1, REFER TO SRM 51-70-17-0G-0 REV. 96.

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