# SDR IPXA2026100500255

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2026
- Submitted: October 9, 2026
- Operation: Air carrier
- Aircraft: [N402UP](https://openairdocs.org/aircraft/N402UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23724
- Aircraft time: 39,932 hours, 27,205 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Frame
- Part number: 148N666027
- Condition: Chafed
- Location: Apu
- 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/IPXA2026100500255

## Discrepancy

APU COMPARTMENT ACCESS DOOR 315 AL FRAME ASSY LOWER FLANGE HAS A CHAFING APPROX AT BS 1885.2, STGR 17L AREA.   REMOVAL AND INSTALLATION ACCOMPLISHED. FRAME IAW DWG 148N6663 AND IPC 52-48-05-01.

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