# SDR ASAA2026072267941

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2026
- Submitted: August 13, 2026
- Operation: Air carrier
- Aircraft: [N531AS](https://openairdocs.org/aircraft/N531AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35199
- Aircraft time: 49,578 hours, 14,568 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 147A55067
- 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/ASAA2026072267941

## Discrepancy

AFT WET AREA FLOOR BEAM 986 HAS CORROSION AT OTBD MOST HOLES, LT AND SIDE. GROUNDED - YES. REPAIRED AFT WET AREA FLOORBEAM IAW SRM 53-70-51-2R-6.  W= 1" O= .150 R= .106 L= 1 1/2" D= .044.

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