# SDR UIEA2025041400467

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2025
- Submitted: April 23, 2025
- Operation: Air carrier
- Aircraft: [N5113A](https://openairdocs.org/aircraft/N5113A), registered now
- Make and model: Boeing 737-83N
- Registry model: [Boeing 737-83N](https://openairdocs.org/model/boeing-737-83n) (OpenAirDocs)
- Aircraft serial: 32611
- Aircraft time: 58,992 hours, 31,573 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- 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/UIEA2025041400467

## Discrepancy

UPPER FUSELAGE FWD ENTRY CABIN AREA, STA 312 AT LBL1 AND LBL 8, UPPER CHORD AFT FLANGE WITH CORROSION.(<P>REPAIRED FUSELAGE FLOOR BEAM, STA 312, UPPER CHORD SECTION BETWEEN LBL 21 AND 12.25 I/A/W B-737-800 BCF SRM 53-10-51-2R-12 REPAIR 12 PARAG 1 THRU PARAG 4, FIGURE 207 ALTERNATIVE 1, CATEGORY A REPAIR, SRM REV 23 DATED: MAR 10-25. NO FURTHER DEFECTS NOTED</P>)

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