# SDR IPXA2026083005688

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2026
- Submitted: September 11, 2026
- Operation: Air carrier
- Aircraft: [N455UP](https://openairdocs.org/aircraft/N455UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25476
- Aircraft time: 46,102 hours, 22,631 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 146N50341
- 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/IPXA2026083005688

## Discrepancy

MAJOR REPAIR, MAIN DECK CARGO BAY FLOORBEAM LOWER FLANGE HAD CORROSION APPROX AT BS 1560, RBL 26,  ACCOMPLISHED THE REPAIR PER EO-98392-REQ1 AND STE-SAA EA 757-5310-01-B0795, REV. I/R

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