Service difficulty report · Bulkhead Web · Boeing 7377H4

Difficulty date
November 12, 2022
Submitted
December 14, 2022
Operation
Air carrier
Aircraft
N267WN
Make and model
Boeing 7377H4
Aircraft serial
32525
Aircraft time
52,811 hours, 31,569 cycles
Part
Bulkhead Web
Condition
Cracked
Location
Bs 663
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

CRACKED VAPOR BARRIER BULKHEAD PRESSURE DECK WEB, BS 663, LBL 30, WL 159. REMOVED THE PREVIOUSLY INSTALLED INTERIM REPAIR THAT WAS DOCUMENTED ON NRC G626816 - LBL 31.83 (MOD 6-42404). PERMANENT REPAIR WILL BE INSTALLED PER SRM 57-10-10 ALLOWABLE DAMAGE 2 AND SRM 51-70-04.;[02] FOUND ADDITIONAL REPAIR AT LBL 41.8. REMOVED THE PREVIOUSLY INSTALLED INTERIM REPAIR THAT WAS DOCUMENTED ON NRC D287422 - LBL 41.8 (MOD 6-39550). PERMANENT REPAIR WILL BE INSTALLED PER SRM 57-10-10 ALLOWABLE DAMAGE 2 AND SRM 51-70-04.[07] FABRICATED REPAIR PLIES FROM BMS9-3 LOT NUMBER 1502472-1 IAW SRM 51-70-04-2R-10 PARAGRAPH 4.D OK TO INSTALL REPAIR PLIES.

More about the Boeing 737-7H4