# SDR IPXA2026050103176

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2026
- Submitted: May 1, 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): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146N544716
- 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/IPXA2026050103176

## Discrepancy

AFT CARGO COMPARTMENT FLOOR STRINGER UPPER FLANGE HAS CORROSION APPROX BTW BS 1460 AND BS 1480, RBL 16.10,  REMOVED SPLICE STRAP AT AFT CARGO COMPARTMENT FLOOR STA 1470 FOR ACCESS IAW SRM 51-40-02-0G-0. REMOVED AFT CARGO COMPARTMENT FLOOR STRINGER AT RBL 16.10 FROM STA 1445 TO STA 1504 IAW SRM 51-40-02-0G-0. INSTALLED AFT CARGO COMPARTMENT FLOOR STRINGER AT RBL 16.10 FROM STA 1445 TO STA 1504 IAW SRM 51-40-02-0G-0. INSTALLED SPLICE STRAP AT AFT CARGO COMPARTMENT FLOOR STA 1470 IAW B757-200 SRM 51-40-02-0G-0.

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