Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
June 23, 2025
Submitted
July 29, 2025
Operation
Air carrier
Aircraft
N296WN
Make and model
Boeing 7377H4
Aircraft serial
36613
Aircraft time
58,371 hours, 35,212 cycles
Part
Vapor Barrier
Condition
Deteriorated
Location
Zone 100
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

THE RT B.S.663 VAPOR BARRIER HAS A DETERIORATE INTERIM REPAIR AT APPROXIMATELY RBL 35. REPAIRED PER SRM 51-70-04-2R-10-A00755 REPAIR 10 - REPAIR OF DAMAGE THAT IS MORE THAN 0.50 INCH IN SOLID LAMINATES - AIRFRAME - PERMANENT.

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