Service difficulty report · Floor Support · Boeing 737823

Difficulty date
September 22, 2025
Submitted
October 7, 2025
Operation
Air carrier
Aircraft
N975AN
Make and model
Boeing 737823
Aircraft serial
29549
Aircraft time
67,742 hours, 28,771 cycles
Part
Floor Support
Part number
141A5410U141
Condition
Cracked
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: CRACK IN PASSENGER CABIN FLOOR STRUCTURE INTERCOSTAL LOCATED FROM BS 328 TO BS 344 AT LBL 45. REPLACED INTERCOSTAL PER AARD 51-00-05-1.