# SDR DALA1211415648

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2012
- Submitted: February 28, 2012
- Operation: Air carrier
- Aircraft: [N548US](https://openairdocs.org/aircraft/N548US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26495
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Skin
- Condition: Cracked
- Location: Le Slat
- 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/DALA1211415648

## Discrepancy

DURING CHECK MAINTENANCE FOUND NR 3 SLAT LOWER SURFACE GOUGED MARK.  NDT INSPECTION FOUND AREA CRACKED APROX 1 & 1/4 IN LENGTH AS MARKED.  HFEC INSPECTION C/OUT AS PER BOEING NTM PT 6.51-00.  NO CRACK FOUND.  CARRIED OUT HOT METAL BOND REPAIR PER SRM 51-70-10 REPAIR 4 AND SRM 57-43-02 REPAIR 1.

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