# SDR SCNA20201116244

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 1, 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: Aft 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/SCNA20201116244

## Discrepancy

CORROSION ON AFT CABIN FLOOR SUPPORT, STA 947.5+3, LBL 40 TO LBL 46, WL 208 MULTIPLE AREAS.  AFT CABIN FLOOR SUPPORT AT BS 947.5+3 LBL 40-46 FOUND TO BE OUT OF LIMITS, IAW B737-800 SRM 53-70-51-1A-1 FIG 104 DETAIL C.  REMOVED AND REPLACED FLOOR SUPPORT, IAW B737-800 SRM 51-40-02-0G-0 AND BOEING DRAWING 147A5650.

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