Service difficulty report · Rib · Boeing 737*

Difficulty date
February 16, 2022
Submitted
February 25, 2022
Operation
Air carrier
Aircraft
N827NN
Make and model
Boeing 737*
Aircraft serial
33209
Aircraft time
35,761 hours, 14,678 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: FOUND CRACK ON RIB OF HORIZONTAL STABILIZER LOCATED AT STA 92.7 AND 19.5 INCHES AFT OF FRONT SPAR. INSTALLED REPAIR DOUBLER PER SRM 55-10-09-2R-4.