Service difficulty report · Floorbeam · Boeing 737823

Difficulty date
December 8, 2023
Submitted
January 5, 2024
Operation
Air carrier
Aircraft
N931AN
Make and model
Boeing 737823
Aircraft serial
30079
Aircraft time
63,135 hours, 26,158 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Corroded
Location
Zone 100 - 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: CORROSION ON FLOOR BEAM UPPER CHORD (T-CAP) NEAR AFT LAVATORY MOUNT AT BS 947.5, LBL 24. REPLACED UPPER CHORD PER SRM 53-70-51-2R-5.