# SDR SWAA2020011227719

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2020
- Submitted: August 23, 2021
- Operation: Air carrier
- Aircraft: [N8312C](https://openairdocs.org/aircraft/N8312C), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 38809
- Aircraft time: 26,557 hours, 11,541 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 947
- 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/SWAA2020011227719

## Discrepancy

FLOOR BEAM 947.5 HAS SURFACE CORROSION ON BOTH SIDES OF THE RIGHT HAND AFT LAV OUTBOARD FLOOR MOUNT RBL 52 INCHES / REPAIRED STA .947.5 FLOOR BEAM (ENTIRE UPPER 'T' LBL 59 TO RB L59) IAW SRM 53-70-51-2R-5 AND EA-REPAIR-53EA-07685. ADDITIONAL SIGN OFFS ON SA-M 326 -A 1164631; A1164654 AND A1164683. FLOOR BEAM P/N 147A5504-29.

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