SDR AALA202010059017

Service difficulty report · Support · Airbus A321231

Difficulty date: September 13, 2020
Submitted: October 5, 2020
Operation: Air carrier
Aircraft: N507AY
Make and model: Airbus A321231
Aircraft serial: 3712
Aircraft time: 41,176 hours, 14,796 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Part number: D5348004320600
Condition: Corroded
Location: Frames 66-68
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: FOUND CORRODED AREA ON LOWER SILL LOCATED BETWEEN FR66 AND FR68 AT STR 23L ON AFT GALLEY AREA, MEASURING L= 0.503 INCHES W= 1.168 INCHES D=0.093 INCHES. REPLACED LOWER SILL IAW SRM A321 51-72-11-911-001, 51-42-11-801 AND DRAWING # D53480505.

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