Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
February 24, 2026
Submitted
March 9, 2026
Operation
Air carrier
Aircraft
N444WN
Make and model
Boeing 7377H4
Aircraft serial
29839
Aircraft time
74,403 hours, 44,299 cycles
Part
Stringer
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

CRACK INDICATION ON STRINGER 7L OF AFT PRESSURE BULKHEAD CENTER WEB. REPAIRED THE STRINGER IAW EA 26-153-00539.

More about the Boeing 737-7H4