# SDR SWAA2025071178755

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 2025
- Submitted: July 11, 2025
- Operation: Air carrier
- Aircraft: [N7721E](https://openairdocs.org/aircraft/N7721E), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 34479
- Aircraft time: 61,888 hours, 33,237 cycles
- System (JASC): [5740 · Wing, Attach Fittings](https://openairdocs.org/jasc/5740)
- Part: Nut Plate
- Condition: Cracked
- Location: Zone 600
- 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/SWAA2025071178755

## Discrepancy

CRACK ON RAIL NUTPLATE LOCATED LEADING EDGE INTERNAL CAVITY ON ORSS 449 AT RT WING.  REPLACED RAIL NUTPLATE LOCATED LEADING EDGE INTERNAL CAVITY ON ORSS 449 AT RT WING IAW SRM 51-40-02-0G AND DWG: 112A4402 SHEET: 13 REV: -. MEASURE OF CRACK: 0.448.

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