SDR AALA202104287119

Service difficulty report · Support · Airbus A321231

Difficulty date: April 16, 2021
Submitted: April 28, 2021
Operation: Air carrier
Aircraft: N137AA
Make and model: Airbus A321231
Aircraft serial: 6647
Aircraft time: 15,461 hours, 5,811 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Part number: D5348004320600
Condition: Corroded
Location: Frm 68 S23l
Stage of operation: IN
How discovered: 9
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 LOWER SILL AT STR 23L FR 68 L=0.594 INCHES, W=0.392 INCHES, D=0.032 INCHES. PERFORMED PERMANENT REPAIR CATEGORY A, REINFORCEMENT (NESTED ANGLES), ON LOWER SILL AT LEVEL FR 68, STR 23L AFT GALLEY AREA PER SRM 53-41-14-300-001.

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