Service difficulty report · Floor Support · Boeing 737823

Difficulty date
May 27, 2025
Submitted
June 13, 2025
Operation
Air carrier
Aircraft
N969AN
Make and model
Boeing 737823
Aircraft serial
29546
Aircraft time
67,008 hours, 28,249 cycles
Part
Floor Support
Part number
147A5660Y21
Condition
Corroded
Location
Zone 200
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 PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL FROM BS 956 TO BS 959 AT LBL 50. REPLACED INTERCOSTAL PER AARD 51-00-05-1.