Service difficulty report · Stringer · Boeing 7478F

Difficulty date
May 3, 2026
Submitted
May 22, 2026
Operation
Air carrier
Aircraft
N611UP
Make and model
Boeing 7478F
Aircraft serial
64257
Aircraft time
29,966 hours, 4,379 cycles
Part
Stringer
Part number
142U774441
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 CRACKED, FWD SIDE OF BS 740 S-46L. ACCOMPLISHED REPAIR I.A.W EO-97410-REQ0006 REV.1 AND EGAT EI F2026A53M-1103 REV.0 AND EGAT WORK SHEET 60338 AND SRM 53-20-03-2R-5 REV.48 TR:53-163.

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