# SDR IPXA2026051105596

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2026
- Submitted: June 9, 2026
- Operation: Air carrier
- Aircraft: [N423UP](https://openairdocs.org/aircraft/N423UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25325
- Aircraft time: 36,345 hours, 23,701 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: 148N31532
- Condition: Corroded
- 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/IPXA2026051105596

## Discrepancy

BS 1790 - 1820, RBL 3R, APU INTAKE DOOR SURROUND UPPER ANGLE IS CORRODED VERIFIED REMOVAL OF UPPER ANGLE AT FS 1790 - 1820 RBL S-3R IAW  SRM 51-40-02-0G.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.