# SDR IPXA2026101507031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2026
- Submitted: October 15, 2026
- Operation: Air carrier
- Aircraft: [N463UP](https://openairdocs.org/aircraft/N463UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 28267
- Aircraft time: 40,335 hours, 21,491 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Nut Plate
- 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/IPXA2026101507031

## Discrepancy

MAIN DECK STA 1681.1 AND BTW LBL 45.50 AND 54.9 RETAINER NUT HAS CORROSION BOTTOM SURFACE OF THE TOP FLANGE,   INSTALLED NEW NUT PLATE RETAINER STRIP ON MAIN DECK STA 1681.1 AND BTW LBL 45.50 AND 54.9 IAW SRM 51-40-02-0G-0 PAR.4 REV 126.

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