Service difficulty report · Seal · Boeing 7377H4

Difficulty date
December 12, 2023
Submitted
December 14, 2023
Operation
Air carrier
Aircraft
N456WN
Make and model
Boeing 7377H4
Aircraft serial
32463
Aircraft time
63,508 hours, 38,055 cycles
Part
Seal
Part number
UNKNOWN
Condition
Cracked
Location
Zn 300 Stabilize
Stage of operation
IN
How discovered
9
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 STAB FWD UPPER SLIDING SEAL CRACKED.<[01] REMOVED AND REPLACED LEFT HORIZONTAL STABILIZER FWD UPPER SLIDING SEAL PER AMM 53-31-31.

More about the Boeing 737-7H4