Service difficulty report · Seal · Boeing 74744AF

Difficulty date
May 26, 2026
Submitted
June 19, 2026
Operation
Air carrier
Aircraft
N577UP
Make and model
Boeing 74744AF
Aircraft serial
35666
Aircraft time
63,511 hours, 9,924 cycles
Part
Seal
Part number
491B1313144002
Condition
Broken
Location
Zone 400
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

BROKEN SEAL , NR 1 ENG RT T/R FWD LWR CLOSURE DOOR LWR SEAL. REMOVED DAMAGE SEAL IAW SRM 51-40-02-0G, REV 106. INSTALLED NEW SEAL IAW SRM 51-40-02-0G, REV 106 AND IPC 78-32-22, REV 96.

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