Service difficulty report · Rib · Boeing 737823

Difficulty date
November 16, 2022
Submitted
January 6, 2023
Operation
Air carrier
Aircraft
N906AN
Make and model
Boeing 737823
Aircraft serial
29508
Aircraft time
61,823 hours, 25,203 cycles
Part
Rib
Part number
185A13416
Condition
Corroded
Location
Horizontal Stab
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: RIGHT HORIZONTAL STABILIZERS RIB FROM REAR SPAR TO TRAILING EDGE BEAM AT STA 94.07 HAS AREAS OF CORROSION ON LOWER SURFACE. LOCATED AT STABILIZER STA 138.7 AND STABILIZER BUTT LINE 120. REMOVED AND REPLACED RIGHT HORIZONTAL STABILIZER TRAILING EDGE RIB.