Service difficulty report · Stringer · Boeing 7478F

Difficulty date
July 28, 2025
Submitted
August 28, 2025
Operation
Air carrier
Aircraft
N606UP
Make and model
Boeing 7478F
Aircraft serial
64253
Aircraft time
30,484 hours, 4,438 cycles
Part
Stringer
Part number
148U390424
Condition
Cracked
Location
Zone 200
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

MAJOR REPAIR, STRINGER CRACK, BS 2598 FWD SIDE S-1R. REPAIR DAMAGE AREA IAW SRM 53-80-03-2R-2 REV.46, TR:53-152 AND EGAT WORK SHEET 50575 AND EO-94695-REQ1 REV.1 AND EGAT EI F2025A53M-1818, REV 0.

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