Service difficulty report · Rib · Boeing 7478F

Difficulty date
May 3, 2026
Submitted
May 19, 2026
Operation
Air carrier
Aircraft
N611UP
Make and model
Boeing 7478F
Aircraft serial
64257
Aircraft time
29,966 hours, 4,379 cycles
Part
Rib
Part number
116U221421
Condition
Cracked
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

CRACKED RIB, LT WING INBD L/E CAVITY UPPER RIB ATTACH STRUT AREA, ILES 443. ACCOMPLISHED REPAIR I.A.W SRM 57-41-09-2R-2 REV.48 AND EGAT WORK SHEET NR 60345.

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