Service difficulty report · Retainer · Boeing 7377H4

Difficulty date
May 14, 2018
Submitted
February 17, 2022
Operation
Air carrier
Aircraft
N475WN
Make and model
Boeing 7377H4
Aircraft serial
32474
Aircraft time
48,752 hours, 28,387 cycles
Part
Retainer
Condition
Cracked
Location
Lt 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

LH WING LOWER INBOARD FIXED TRAILING EDGE PANEL 551GB; UPPER SURFACE SEAL RETAINER BRACKET; OUTBOARD HOLE IS WORN AND CRACKED. / REMOVED AND REPLACED NEW SEAL RETAINER BRACKET TO L/H WING LOWER INBOARD FIXED TRAILING PANEL 551GB IAW B737-700 DWG 115A2714 REV:-; SRM 51-40-02-0G-0 ATAG# WN3775

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