Service difficulty report · Retainer · Boeing 7377K9

Difficulty date
October 20, 2018
Submitted
February 24, 2022
Operation
Air carrier
Aircraft
N7879A
Make and model
Boeing 7377K9
Aircraft serial
34321
Aircraft time
40,537 hours, 19,052 cycles
Part
Retainer
Condition
Cracked
Location
Left 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

L/H WING BOTTOM FIXED TRAILING EDGE PNL # 551 GB BULB SEAL RETAINER IS CRACKED IN CORNER EDGE AS MARKED / REMOVED AND REPLACED LT WING T/E PANEL 551GB BULB SEAL RETAINER IAW SRM 51-40-02 STEP 9 AND BOEING SOPM 20-50-02 STEP 3. A TAG # WN7048

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