Service difficulty report · Torque Box · Boeing 737823

Difficulty date
October 1, 2024
Submitted
October 3, 2024
Operation
Air carrier
Aircraft
N953AN
Make and model
Boeing 737823
Aircraft serial
29539
Aircraft time
63,584 hours, 26,779 cycles
Part
Torque Box
Part number
148A86151
Condition
Corroded
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

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON APU TORQUE BOX LEFT HAND LOWER CHORD FROM STA 1090 TO STA 1158, S14L. REPAIRED CHORD PER EA 358323.