Service difficulty report · Seal · Boeing 7378

Difficulty date
September 18, 2026
Submitted
September 23, 2026
Operation
Air carrier
Aircraft
N8803L
Make and model
Boeing 7378
Aircraft serial
42634
Aircraft time
18,066 hours, 9,832 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 CRACKED ALONG FWD EDGE. REMOVED AND REPLACED RT HORIZONTAL STAB UPPER FWD SLIDING SEAL IAW AMM 53-31-31.

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