Service difficulty report · Seal · Boeing 7377H4

Difficulty date
August 29, 2025
Submitted
September 2, 2025
Operation
Air carrier
Aircraft
N939WN
Make and model
Boeing 7377H4
Aircraft serial
36646
Aircraft time
52,835 hours, 32,124 cycles
Part
Seal
Condition
Cracked
Location
Zone 300
Stage of operation
IN
How discovered
V
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

RH HORIZONTAL STAB UPPER FWD SLIDER SEAL CRACKED. REMOVED AND REPLACED SEAL PER AMM 53-31-31.;[02] C/W INSPECTION

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