# SDR AALA202608115059

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2026
- Submitted: August 12, 2026
- Operation: Air carrier
- Aircraft: [N304RB](https://openairdocs.org/aircraft/N304RB), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 44463
- Aircraft time: 20,964 hours, 7,906 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- 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/AALA202608115059

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EXFOLIATION CORROSION TO FLOOR BEAM AT FLOORBOARD MOUNTING HOLE AT STATION 986.5, RBL 33.5. MAINTENANCE REMOVED DAMAGED AREA AND REPLACED WITH DOUBLER MATERIAL AT STATION 986.5, RBL 33.5 PER EA 377510 AND SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 4.

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