Service difficulty report · Stringer · Boeing 7478F

Difficulty date
August 1, 2026
Submitted
August 27, 2026
Operation
Air carrier
Aircraft
N612UP
Make and model
Boeing 7478F
Aircraft serial
64258
Aircraft time
30,661 hours, 4,488 cycles
Part
Stringer
Part number
142U774319
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 31L CRACKED, AFT SIDE OF BS 740. ACCOMPLISHED REPAIR IAW EO-98289-REQ0003, REV 1, SRM 53-20-03-2R-5, REV 49, EGAT WORK SHEET 60605, & EGAT EI F2026A53M-1752 SEQUENCE A, REV 0. MAJOR REPAIR.

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