Service difficulty report · Seal · Boeing 7378

Difficulty date
September 22, 2026
Submitted
September 29, 2026
Operation
Air carrier
Aircraft
N8768Q
Make and model
Boeing 7378
Aircraft serial
67518
Aircraft time
13,170 hours, 6,600 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

RIGHT HORIZONTAL STAB UPPER FWD SLIDING SEAL WAS CRACKED AT FWD EDGE. R & R THE FWD SLIDING SEAL IAW AMM 53-31-31. INSPECTED IAW AMM 53-31-31-401.

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