Service difficulty report · Floor Support · Boeing 737823

Difficulty date
June 11, 2025
Submitted
June 20, 2025
Operation
Air carrier
Aircraft
N970AN
Make and model
Boeing 737823
Aircraft serial
30096
Aircraft time
67,173 hours, 28,577 cycles
Part
Floor Support
Part number
147A566021
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 950 TO BS 967, AT LBL48. REPLACED INTERCOSTAL PER AARD 51-00-05-1.