SDR AALA202104169013

Service difficulty report · Support · Airbus A321231

Difficulty date: March 25, 2021
Submitted: April 16, 2021
Operation: Air carrier
Aircraft: N521UW
Make and model: Airbus A321231
Aircraft serial: 3944
Aircraft time: 39,389 hours, 14,301 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Part number: D53475765200
Condition: Corroded
Location: Frm 62 S38r
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: FOUND CORRODED AREA, MEASURING L= 0.197 INCH, W= 0.056 INCH, D= 0.002 INCH, ON LOWER SILL AT FR62 AND STR 38R. PERFORMED REPAIR DOOR LOWER SILL IN BULK CARGO COMPARTMENT IAW SRM A321 53-41-49-300-003 FIGURE 001.

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