# SDR CALA2023013000258

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2023
- Submitted: January 30, 2023
- Operation: Air carrier
- Aircraft: [N75858](https://openairdocs.org/aircraft/N75858), registered now
- Make and model: Boeing 757324
- Aircraft serial: 32817
- Aircraft time: 54,512 hours, 17,475 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Drain
- Part number: 143N8328U53
- Condition: Corroded
- Location: Bs 680-740
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023013000258

## Discrepancy

COOROSION AT L2 DOOR DRAIN STA 680-740. INSTALLED NEW CHORD IAW SRM 51-40-02 PAR 7. WORK PERFORMED ON AM ES ILN N/R 154944-0800-0049.

---
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.