Service difficulty report · Stringer · Boeing 7478F

Difficulty date
September 6, 2026
Submitted
September 23, 2026
Operation
Air carrier
Aircraft
N613UP
Make and model
Boeing 7478F
Aircraft serial
64259
Aircraft time
29,927 hours, 4,405 cycles
Part
Stringer
Part number
146U77441
Condition
Cracked
Location
Zone 100
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

STRINGER CRACK, AFT SIDE OF STA 2180 S-21L (LEVEL 1) (REPAIR). ACCOMPLISHED REPAIR I.A.W EO-98604-REQ0021 REV.1 AND EGAT EI NO.F2026A53M-2030 REV.0 AND EGAT WORK SHEET NO.60725 AND SRM 53-60-03-2R-12 REV.49.

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