Service difficulty report · Bulkhead · Boeing 7377H4

Difficulty date
June 18, 2025
Submitted
July 14, 2025
Operation
Air carrier
Aircraft
N449WN
Make and model
Boeing 7377H4
Aircraft serial
32469
Aircraft time
71,625 hours, 42,908 cycles
Part
Bulkhead
Condition
Cracked
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

CRACKED LOWER LEFT COMPOSITE BULKHEAD AT BS663 LBL32 WL156. INSPECTED PER [SRM 51-70-04-2R-10-A00755 (REPAIR 10 - REPAIR OF DAMAGE THAT IS MORE THAN 0.50 INCH IN SOLID LAMINATES. 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)

More about the Boeing 737-7H4