Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
April 22, 2024
Submitted
May 30, 2024
Operation
Air carrier
Aircraft
N470WN
Make and model
Boeing 7377H4
Aircraft serial
33860
Aircraft time
66,313 hours, 39,674 cycles
Part
Vapor Barrier
Part number
UNKNOWN
Condition
Cracked
Location
Bs 664 Lbl 16
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

CRACK ON WEB VAPOR BARRIER LOCATED BS 663.75 LBL 16 AT CENTER WING BOX 2024-270075<[01] TOOL USED: CALIPER P/N: 500-196-30; S/N: B21141522; DUE DATE: 07-NOV-24.;[02] TOOL USED= HOT BONDER P/N:HCS9200B; S/N: 16122983; DUE DATE: 15-FEB-25. REPAIRED VAPOR BARRIER LOCATED BS 663.75 LBL 16 AT CENTER WING BOX AS PER B737-700 SRM 51-70-04-2R-10 REPAIR 10. REPAIRED VAPOR BARRIER LOCATED BS 663.75 LBL 16 AT CENTER WING BOX AS PER B737-700 SRM 51-70-04-2R-10 REPAIR 10.

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