# SDR IPXA2026041134931

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2026
- Submitted: April 24, 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): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Stiffener
- Condition: Inoperative
- 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/IPXA2026041134931

## Discrepancy

APU COMPARTMENT FWD BULKHEAD STA 1885 HORZ STRIFFENER JUST BELOW LIGHT SWITCH ASSY HAS AREAS OF LITE CORROSION, BENT AND DOOR HOOK DAMAGED WITH SEVERAL SHEARED FASTENERS. RLOO7 PROD AUDIT C/W

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