Service difficulty report · Floor Support · Boeing 737990ER

Difficulty date
June 19, 2024
Submitted
July 2, 2024
Operation
Air carrier
Aircraft
N409AS
Make and model
Boeing 737990ER
Aircraft serial
41733
Aircraft time
41,329 hours, 13,084 cycles
Part
Floor Support
Part number
141A5410U140
Condition
Cracked
Location
Bs 312-328 Rbl30
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

FWD WET AREA INTERCOSTAL CRACKED AT RBL 30 STA 312 TO 328. GROUNDED - YES. REMOVED AND REPLAED INTERCOSTAL IAW B737-900 ER SRM 51-40-05-0G-0 AND SRM 51-40-02-0G-0.