SDR AALA202103319011

Service difficulty report · Support · Airbus A321231

Difficulty date: March 14, 2021
Submitted: March 31, 2021
Operation: Air carrier
Aircraft: N135NN
Make and model: Airbus A321231
Aircraft serial: 6520
Aircraft time: 17,592 hours, 6,016 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Part number: D5348004320700
Condition: Corroded
Location: Frame 66 S23r
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 ON LOWER SILL AT FR66 AND STR 23R MEASURING L= 0.589 INCH, W= 0.406 INCH, D= 0.006 INCH. PERFORMED PERMANENT REPAIR ON LOWER SILL LOCATED AT FR66 STR 23R IAW A321 SRM 53-41-14-300-001-A.

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