# SDR IPXA2026042065233

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 6, 2026
- Submitted: April 20, 2026
- Operation: Air carrier
- Aircraft: [N454UP](https://openairdocs.org/aircraft/N454UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25475
- Aircraft time: 43,406 hours, 22,422 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 143N52554
- 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/IPXA2026042065233

## Discrepancy

FWD CARGO CEILING MAIN CABIN FLOOR BEAM UPPER FLANGE LOWER SURFACE EXFOLIATED RH OTBD SIDE STA 879.  FABRICATED REPAIR PARTS AS SHOWN IN FIG. 2, -1 ANGLE (2 EACH) -2 FILLER (1 EA) AND -4 FILLER (2 EA) IAW 757-5310-01-B0710 REV P2 STEP 9.

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