# SDR IPXA2026040115702

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2026
- Submitted: April 2, 2026
- Operation: Air carrier
- Aircraft: [N451UP](https://openairdocs.org/aircraft/N451UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 27739
- Aircraft time: 41,230 hours, 23,656 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Support
- Part number: 146N544714
- Condition: Corroded
- Location: Zone 100
- 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/IPXA2026040115702

## Discrepancy

AFTER REMOVAL OF FLOOR TAPE FOUND AFT CARGO COMP FLOOR CENTER STRINGER STA 1475 RBL 2 EXFOLIATED    INSTALLED 10 EA NUT PLATES ON NEW FLOOR SUPPORT STRINGER AND INSTALLED FLOOR SUPPORT STRINGER AT AFT CARGO STA 1443.6 TO 1495 RBL 2 IAW B757-200 SRM51-40-02-0G-0 AND DWG 146N5390.

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