# SDR ASAA2026011664246

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2026
- Submitted: February 11, 2026
- Operation: Air carrier
- Aircraft: [N560AS](https://openairdocs.org/aircraft/N560AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35179
- Aircraft time: 69,843 hours, 21,345 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Sill Drain
- Part number: 147A8540U8
- 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/ASAA2026011664246

## Discrepancy

AFT WET AREA RT SILL DRAIN, BS 947 - 986 CORRODED.  GROUNDED - YES.  REMOVED DAMAGE, FOUND TO BE OUT OF LIMITS IAW SRM 53-70-15-1A-1, R & R THE SILL IAW SRM 51-40-02-0G-0.

---
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.