Service difficulty report · Fairing · Boeing 7478F

Difficulty date
September 27, 2026
Submitted
October 12, 2026
Operation
Air carrier
Aircraft
N634UP
Make and model
Boeing 7478F
Aircraft serial
37564
Aircraft time
37,769 hours, 5,605 cycles
Part
Fairing
Part number
113U95021
Condition
Punctured
Location
Zone 500 Flap
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

PUNCTURED SKIN, LT WING NR 4 FLAP TRACK AFT FAIRING EXTERNAL SKIN. REMOVE THE PUNCTURED MATERIALS AND CLEAN. BOND THE REPAIR PLIES WITH RESIN CURED AT 200F FOR 240 MINUTES WITH MINIMUM VACUUM OF 22 IN/HG. IAW SRM 57-53-70-2R-1 REFER TO SRM 51-70-04-2R-1 AND SRM 51-30-10-0G-0 REV. 49.

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