# SDR UIEA2026072400648

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2026
- Submitted: July 24, 2026
- Operation: Air carrier
- Aircraft: [N487MC](https://openairdocs.org/aircraft/N487MC), registered now
- Make and model: Boeing 747-45EF
- Registry model: [Boeing 747-45EF](https://openairdocs.org/model/boeing-747-45ef) (OpenAirDocs)
- Aircraft serial: 30609
- Aircraft time: 103,614 hours, 18,820 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Damaged
- 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/UIEA2026072400648

## Discrepancy

CORROSION DAMAGE ON FLOORBEAM UPPER TEE BS 2240 NEAR LBL 36.   REPAIRED DAMAGE FLOORBEAM IAW EI T2026A53M-1294, REV 0, AND W/O 60480, SRM 53-00-51-1R-3, REV 107.  ACCOMPLISHED EI T2026A53M-1294 REV 1.  JOB COMPLETED AND CONDITION CHECK NORMAL.

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