# SDR AALA202010199014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2020
- Submitted: October 19, 2020
- Operation: Air carrier
- Aircraft: [N508AY](https://openairdocs.org/aircraft/N508AY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3740
- Aircraft time: 41,513 hours, 14,893 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: D5348004320700
- Condition: Corroded
- Location: Frame 68
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202010199014

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE.  FOUND CORRODED AREA ON LOWER SILL AT FR 68 AND STR 23R IN AFT GALLEY AREA, MEASURING L=1.620 IN, W=0.860 IN, D=0.030 IN.   PERFORMED PERMANENT REPAIR ON  LOWER SILL, IAW A321 SRM 53-41-14-300-001 FIG 001 PRINCIPLE 7; REPAIR CATEGORY A.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.