# SDR ASAA2017011219519

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2017
- Submitted: January 25, 2017
- Operation: Air carrier
- Aircraft: N317AS
- Make and model: Boeing 737990
- Aircraft serial: 30856
- Aircraft time: 49,354 hours, 19,170 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 146A750218
- Condition: Corroded
- Location: Bs 727-727f
- 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/ASAA2017011219519

## Discrepancy

AFT CARGO BAY CHANNEL CORRODED BS 727 - 727F+10, STRINGER 25 - 26R.  ACFT GROUNDED.  CORROSION REMOVED IAW SRM 51-40-02,  FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2  LOCATED AND DRILLED IAW SRM 51-40-05.  INSTALLED IAW SRM 53-00-53-1A-2 AND 51-40-02.

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