# SDR AUS20030794

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2003
- Submitted: September 4, 2003
- Operation: General aviation
- Make and model: Boeing 737-800
- Registry model: [Boeing 737-800](https://openairdocs.org/model/boeing-737-800) (OpenAirDocs)
- System (JASC): [3241 · Brake Anti-Skid Section](https://openairdocs.org/jasc/3241)
- Part: Valve
- Part number: 39353
- Condition: Faulty
- Location: Brake Antiskid
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20030794

## Discrepancy

(AUS) MAIN LANDING GEAR BRAKING SYSTEM ANTI-SKID VALVE FAULTY.  WORKSHOP INVESTIGATION FOUND VALVE STICKING DUE TO FAILURE OF SPOOL INNER MOST RUBBER SEAL WHICH WAS SEVERELY ERODED CAUSING RUBBER CONTAMINATION.

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