Service difficulty report · Seal · Boeing 73779P

Difficulty date
October 2, 2026
Submitted
October 7, 2026
Operation
Air carrier
Aircraft
N7827A
Make and model
Boeing 73779P
Aircraft serial
28255
Aircraft time
67,418 hours, 42,887 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 FWD UPPER SLIDING SEAL CRACKED ALONG FWD TRACK EDGE. REMOVED AND REPLACED THE RT HORIZONTAL STAB FWD UPPER SLIDING SEAL IAW AMM 53-31-31.

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