# SDR CALA2024052901604

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 26, 2024
- Submitted: May 29, 2024
- Operation: Air carrier
- Aircraft: [N493UA](https://openairdocs.org/aircraft/N493UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1821
- Aircraft time: 65,448 hours, 28,838 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: D5725240300200
- Condition: Corroded
- Location: Lh Wing
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2024052901604

## Discrepancy

LEFT WING TOP AFT PLATE AT RIB 11 FWD OF LH SPOILER #2 HAS EXFOLIATION CORROSION.  WING TOP SKIN PANEL 2 COVERED BY THE REPAIR PLATE AND AROUND THE R PART 2A OF THE LATEST REVISION OF ECRA 5721-01495 ON OR BEFORE 447 TOTAL AIRCRAFT FLT HOURS.  REPAIR PLATE & AROUND REPAIR PLATE, AT & ADJACENT TO REAR G WITH ANY FINDINGS. PART 3 - PERMANENT REPAIR: THE REPAIR ACCOM  REPAIR PLATE, AT AND ADJACENT TO THE REAR SPAR AT RIBS 10-12, SPAR.  ACCOMPLISH LFEC INSPECTION PER NTM 57-29- PLISHED IN PART 1 IS A CATEGORY B REPAIR REQUIRING REPETITIVE IN 1-250-801-A01 OF THE AREAS NOTED AS ITEM IN FIG. 40. SPECTION REQUIREMENTS (RIR) STATED IN PART 2. ACCOMPLISHED INTERIM REPAIR IAW ECRA 5721-01495.  LT WING TOP SKIN PANEL 2 COVERED BY THE REPAIR PLATE AND AROUND THE REPAIR PLATE, AT AND ADJACENT TO THE REAR SPAR AT RIBS 10-12 PER PART 2A OF THE LATEST REV OF ECRA 5721-01495.

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