# SDR ASAA2016030916078

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2016
- Submitted: March 25, 2016
- Operation: Air carrier
- Aircraft: N791AS
- Make and model: Boeing 737490
- Aircraft serial: 28886
- Aircraft time: 58,187 hours, 32,983 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 6517688180
- Condition: Corroded
- Location: Bs 270-370
- 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/ASAA2016030916078

## Discrepancy

L1 MOPSILL HAS AREAS OF LIGHT CORROSION ON UPPER SURFACE.  ACFT GROUNDED.  REMOVED CORROSION ON L1 MOPSILL OUT OF LIMITS, REMOVED AND INSTALLED NEW MOPSILL, INNER CHORD, IAW SRM 53-10-15-1A-1, FIG 101, 51-40-02-0G-0, W 1.5", O .090", R .077", L 2.0", D .013".

---
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.