# SDR IPXA2026100254009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 2, 2026
- Submitted: October 2, 2026
- Operation: Air carrier
- Aircraft: [N374UP](https://openairdocs.org/aircraft/N374UP), registered now
- Make and model: Boeing 767-300
- Registry model: [Boeing 767-300](https://openairdocs.org/model/boeing-767-300) (OpenAirDocs)
- Aircraft serial: 65909
- Aircraft time: 12,134 hours, 5,053 cycles
- System (JASC): [5610 · Flight Compartment Windows](https://openairdocs.org/jasc/5610)
- Part: Window
- Condition: Leaking
- 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/IPXA2026100254009

## Discrepancy

AUDIBLE AIR LEAK BASE OF R1 WINDOW.   PRESSURIZED AIRCRAFT AND INSPECTED WINDOW PER AMM 56-11-00 FOUND LEAK UNDERNEATH HEATING ELEMENT.

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