# SDR SCNA20201116248

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 23, 2020
- Submitted: November 17, 2020
- Operation: Air carrier
- Aircraft: [N813SY](https://openairdocs.org/aircraft/N813SY), registered now
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 28237
- Aircraft time: 60,154 hours, 22,792 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Fwd Cabin
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA20201116248

## Discrepancy

FWD CABIN FLOOR BEAM HAS CORROSION STA 328, RBL 54, WL 207.  CORROSION ON FLOOR BEAM AT BS 328 RBL 54 WL 207 FOUND TO BE OUT OF LIMITS, IAW 53-10-51-1A-1.  REMOVED AND REPLACED UPPER CHORD AND FASTENERS, PER 737800 SRM 51-40-02 AND 737-800 SRM 53-10-51-2R-7.

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