Service difficulty report · Rib · Boeing 737

Difficulty date
September 18, 2022
Submitted
October 5, 2022
Operation
Air carrier
Aircraft
N853NN
Make and model
Boeing 737
Aircraft serial
31105
Aircraft time
36,157 hours, 15,023 cycles
Part
Rib
Condition
Cracked
Location
Zone 300 - Stabs
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

AIRCRAFT IN BASE MAINTENANCE: CRACK IN RIGHT HAND HORIZONTAL STABILIZER RIB LOCATED AT STABILIZER STA 92.70, AT FIRST STIFFENER FROM FRONT. REPLACED RIB PER AARD 51-00-05.