Service difficulty report · Seal · Boeing 7377H4

Difficulty date
September 8, 2018
Submitted
February 24, 2022
Operation
Air carrier
Aircraft
N259WN
Make and model
Boeing 7377H4
Aircraft serial
35554
Aircraft time
42,252 hours, 25,060 cycles
Part
Seal
Condition
Cracked
Location
Rt Horiz Stab
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

RT HORIZ. STAB FWD UPPER SLIDE SEAL IS CRACKED. / REMOVED AND REPLACED RT HORIZ STAB FWD UPPER SLIDE SEAL IAW MM 53-31-31-000-802 STEPS 2.D.; 2.E. AND MM 53-31-31-400-802 STEPS 3.D.; 3.E.; CHECK OF SLIDE SEAL IS GOOD

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