Service difficulty report · Seal · Boeing 7478F

Difficulty date
March 31, 2026
Submitted
April 22, 2026
Operation
Air carrier
Aircraft
N610UP
Make and model
Boeing 7478F
Aircraft serial
64256
Aircraft time
30,134 hours, 4,439 cycles
Part
Seal
Part number
608C4148001
Part serial
NA
Condition
Broken
Location
Thrust Reverser
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, NO.3 ENG R/H T/R FWD TORQUE BOX INNER SEAL AT 5:00 POS. REMOVED DAMAGE SEAL I.A.W SRM 51-40-02-0G REV.48. INSTALLED NEW SEAL I.A.W SRM 51-40-02-0G REV.48 AND AIPC 78-31-09-04 REV.54.

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