# SDR USAA2011040591328

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 14, 2011
- Submitted: April 5, 2011
- Operation: Air carrier
- Aircraft: [N419US](https://openairdocs.org/aircraft/N419US), registered now
- Make and model: Boeing 737401
- Aircraft serial: 23986
- Aircraft time: 59,930 hours, 40,137 cycles
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Skin
- Part number: 65C26601197A
- Part serial: 812
- Condition: Cracked
- Location: Le Slat
- Part time: 17,315 hours, 11,393 cycles
- 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/USAA2011040591328

## Discrepancy

CLT - Q5/QX6 - CRACKS ON NR 1 SLAT LOWER AFT TRAILING EDGE SKIN.  REPLACED NR 1 SLAT IAW B737 AMM 27-81-21-4.

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