# SDR CALA2026032514824

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 23, 2026
- Submitted: March 25, 2026
- Operation: Air carrier
- Aircraft: [N57869](https://openairdocs.org/aircraft/N57869), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32593
- Aircraft time: 65,033 hours, 19,676 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: 112N310215
- Condition: Cracked
- Location: Lt Wing
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026032514824

## Discrepancy

DURING ROTO INSP OF LT UPPER WING SKIN. CRACK INDICATION WAS NOTED IN FASTENER HOLE #3 ON THE SKIN LAYER AT 12 O' CLOCK. NR 3 HOLE TAKEN TO SECOND OVER, NO CRACK INDICATION DETECTED WITH NDT OPEN HOLE INSPECTION. NEW FASTENER INSTALLED. WORK PER EC/RA:5720-03633 AND EA: 757-5720-13-A4311 R EV-.

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