SDR AALA202104306139

Service difficulty report · Floor Support · Airbus A321231

Difficulty date: April 8, 2021
Submitted: April 30, 2021
Operation: Air carrier
Aircraft: N523UW
Make and model: Airbus A321231
Aircraft serial: 3960
Aircraft time: 41,259 hours, 14,879 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: D5311440620000
Condition: Corroded
Location: Frms 14-16
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: CORRODED AREA FOUND ON FLOOR BEAM Y1292 LOCATED AT STA FROM FR14 TO FR16, BUTT LINE Y1292. L= 1.192 INCHES, W= 0.739 INCHES, D= 0.006 INCHES. REPLACED FLOOR PANEL BEAM Y1292 LOCATED FROM FR12 TO FR16 IN PASSENGER CABIN PER SRM 51-42-11-801.

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