Service difficulty report · Seal · Boeing 7377H4

Difficulty date
October 17, 2025
Submitted
October 21, 2025
Operation
Air carrier
Aircraft
N233LV
Make and model
Boeing 7377H4
Aircraft serial
32501
Aircraft time
65,168 hours, 39,050 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

LEFT HORIZONTAL STABILIZER FORWARD UPPER SLIDING SEAL CRACKED. R & R LEFT HORIZONTAL UPPER SLIDER IAW AMM CH.53-31-31. INSPECTED LEFT HORIZONTAL UPPER SLIDER PER AMM 53-31-31.

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