# SDR AALA201512079014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 25, 2015
- Submitted: December 7, 2015
- Operation: Air carrier
- Aircraft: [N540UW](https://openairdocs.org/aircraft/N540UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4107
- Aircraft time: 20,153 hours, 7,973 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: D531100692
- Condition: Corroded
- Location: Fuselage
- 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/AALA201512079014

## Discrepancy

AIRCRAFT IN BASE MX.  CORROSION ON L1 DOOR CUT OUT LOWER SILL WEB WHERE THE FWD GIRT BAR FITTING MOUNTS AT FRAME 16 & STRINGER 23L.  REPAIRED IAW SRM 53-11-14-101 FIG 108.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.