# SDR AALA202607204490

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2026
- Submitted: July 20, 2026
- Operation: Air carrier
- Aircraft: [N861NN](https://openairdocs.org/aircraft/N861NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31109
- Aircraft time: 45,864 hours, 19,861 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 143A321219
- Condition: Bulged
- Location: Zone 100
- 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/AALA202607204490

## Discrepancy

AIRCRAFT WAS GROUNDED: SKIN BULGE ;OCATED AFT OF STA 360 BUTT JOINT ALONG STRINGER 23L THE BULGE MEASURES APPROXIMATELY 1.2" BY 1.1" WITH 0.05" PROTUSION. SKIN AND STRINGER REPAIRED (DOUBLER) PER EA 376958 AND SRM 53-30-01-1A-1, 53-30-01-0L-1.

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