Service difficulty report · Plate · Boeing 7377H4

Difficulty date
September 15, 2021
Submitted
October 25, 2021
Operation
Air carrier
Aircraft
N448WN
Make and model
Boeing 7377H4
Aircraft serial
33721
Aircraft time
58,879 hours, 34,833 cycles
Part
Plate
Condition
Cracked
Location
L/H Wing
Stage of operation
IN
How discovered
9
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

CRACK CORRUGATED PLATE TRAILING EDGE LOCATED ON IRSS 216 APROX. AT LT WING. REMOVED CORRRUGATED PLATE IAW SRM 51-40-02 DUE TO NOT FOUND ALLOWABLE DAMAGE IN SRM AND MUST BE REPLACED. PERFORMED VISUAL INSPECTION ON AREA AND NOT FOUND DAMAGE. CRACK LENGTH 0.552. INSTALLED NEW CORRUGATED PLATE IAW SRM 51-40-02 AND DRAWING 115A2001 SHEET 30 REV A.

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