# SDR ABXA2023050879

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2022
- Submitted: May 8, 2023
- Operation: Air carrier
- Aircraft: [N364CM](https://openairdocs.org/aircraft/N364CM), registered now
- Make and model: Boeing 767338
- Aircraft serial: 24531
- Aircraft time: 94,701 hours, 35,017 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin Panel
- Part number: 112T33024
- Condition: Corroded
- Location: Zone 600
- 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/ABXA2023050879

## Discrepancy

DURING AIRCRAFT  CHECK AT AIRBORNE (TAMPA), MAINTENANCE REPORTED CORROSION ON THE RIGHT WING TOP SKIN PANEL NO. 2 (112T3302-4) UPPER SURFACE AT THE FWD SPAR FASTENER LINE AT WS 225. CORROSION WAS REMOVED BY BLENDING AND MINIMUM REMAINING THICKNESS DOCUMENTED IN 0.50” X 0.50” GRID MAPPINGS. THE REMAINING THICKNESSES WERE OUT OF LIMITS PER SRM 57-20-01, REQUIRING A DOUBLER TO BE INSTALLED ON THE UPPER SKIN SURFACE. THIS REA PROVIDES PERMANENT REPAIR INSTRUCTIONS FOR THE ABOVE NOTED CONDITION, AS APPROVED BY FVCI 8110-3. REPAIRED PER ABX-REA-5725-64378-00.

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