Service difficulty report · Plate · Boeing 7377H4

Difficulty date
June 11, 2021
Submitted
June 15, 2021
Operation
Air carrier
Aircraft
N411WN
Make and model
Boeing 7377H4
Aircraft serial
29821
Aircraft time
66,420 hours, 39,324 cycles
Part
Plate
Condition
Cracked
Location
Lt Wing
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT WING WIGGLE PLATE HOLE DAMAGE ; WHILE PERFORMING OPEN HOLE INSP. FOUND 2 HOLE WITH CRACK INDICATION PER NDT PT. 6 51-00-00 PRO. 16 / REAMED FASTENER HOLES ON LT FIXED T/E LOWER PANEL PER AMM 57-50-02. / SRM 57-20-01-2R-2. REQUIRED NDT ON HOLE FASTENERS.; INSTALLED NEW WIGGLE PLATE WITH NEW FASTENERS IAW SRM 57-20-01-2R-2; INSTALLED NEW WIGGLE PLATE WITH NEW FASTENERS IAW SRM 57-20-01-2R-2

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