SDR AALA202609307410

Service difficulty report · Web · Boeing 737823

Difficulty date: September 5, 2026
Submitted: October 1, 2026
Operation: Air carrier
Aircraft: N810NN
Make and model: Boeing 737823
Aircraft serial: 33207
Aircraft time: 50,249 hours, 21,326 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Web
Condition: Corroded
Location: Zone 100
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: FORWARD CARGO, EXFOLIATION CORROSION ON DOOR CUT-OUT LOWER WEB, BETWEEN STATIONS 440 TO 500, RBL27 INCHES. MAINTENANCE INSTALLED NEW WEB AT STATIONS 440 TO 500, RBL27 PER BOEING DRAWING # 143A8120 AND AARD 51-00-05-1