Service difficulty report · Web · Boeing 737

Difficulty date
June 15, 2022
Submitted
October 7, 2022
Operation
Air carrier
Aircraft
N921AN
Make and model
Boeing 737
Aircraft serial
29522
Aircraft time
61,267 hours, 24,961 cycles
Part
Web
Part number
147A5712U51
Condition
Corroded
Location
Zone 200 - Fuse
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: FLOOR WEB CRACKED/CORRODED AT STA 1016 AND LEFT BUTT LINE 0-45.5. REMOVED AND REPLACED FLOOR WEB PER SRM 53-70--51-2R.**SUPPLEMENTAL REPORT FOR AALA202206286575: ENGINEERING REVIEWED THIS EVENT AND DETERMINED THE CORRECT LEVEL WAS LEVEL 1 NOT LEVEL 2. SECTION 7 CORROSION LEVEL FIELD WAS CORRECTED ACCORDINGLY**