Service difficulty report · Seal · Boeing 7378H4

Difficulty date
April 8, 2026
Submitted
April 24, 2026
Operation
Air carrier
Aircraft
N8535S
Make and model
Boeing 7378H4
Aircraft serial
63596
Aircraft time
29,207 hours, 14,951 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 STABILIZER UPPER FORWARD SLIDING SEAL CRACKED. REPLACED RT STABILIZER- TO-BODY UPPER FRONT SPAR SLIDING SEAL IAW AMM 53-31-31.

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