Service difficulty report · Rib · Boeing 7377H4

Difficulty date
April 17, 2026
Submitted
May 6, 2026
Operation
Air carrier
Aircraft
N467WN
Make and model
Boeing 7377H4
Aircraft serial
33830
Aircraft time
72,228 hours, 43,199 cycles
Part
Rib
Condition
Cracked
Location
Zone 300
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 INSPAR RIB 129.50 LOCATED 18 INCHES OF FRONT SPAR AT LT HORIZONTAL STAB. PERFORMED PERMANENT REPAIR LOC. INSPAR RIB 129.50 LOCATED 18 INCHES OF FRONT SPAR AT LT HORIZONTAL STAB IAW SRM 55-10-09-2R-4, REPAIR 4.

More about the Boeing 737-7H4