# SDR AALA202608044980

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2026
- Submitted: August 4, 2026
- Operation: Air carrier
- Aircraft: [N957NN](https://openairdocs.org/aircraft/N957NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31202
- Aircraft time: 34,961 hours, 14,590 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Zone 200
- 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/AALA202608044980

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: RIGHT AFT WET AREA, FLOOR SUPPORT AT STATION 947+1", RBL 26 HAS INTERGRANULAR CORROSION (AFT SIDE OF INBOARD AFT LAV MOUNT). MAINTENANCE REPLACED INTERCOSTAL AT STATION 947+1", RBL 26 PER AARD 51-00-05-1.

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