# SDR ASAA201121210802

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2011
- Submitted: December 27, 2011
- Operation: Air carrier
- Aircraft: [N597AS](https://openairdocs.org/aircraft/N597AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35689
- Aircraft time: 13,865 hours, 4,492 cycles
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Condition: Damaged
- Location: Cabin Pressure
- 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/ASAA201121210802

## Discrepancy

AFT ANTI SKID MATERIAL MISSING & TORN ON OUTFLOW VALVE. ACFT GROUNDED.  REMOVED DAMAGED ANTI SKID FOIL FROM AFT OUTFLOW VALVE IAW AMM 21-31-03-000-801. ACCOMPLISHED EA 2130-01028.

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