# SDR USAA991218

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N560AU
- Make and model: Boeing 737301
- Aircraft serial: 23514
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Antenna Base
- Condition: Corroded
- Location: Bs 500
- Part time: 40,945 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA991218

## Discrepancy

CLT - DURING Q-2 CHECK VISUAL INSPECTION, FOUND A 2 INCH BY 12 INCH AREA OF CORROSION BETWEEN STRINGER 28 LT AND RT AFT OF STATION 500 ANTENNA BASE, CORROSION LEVEL 2.  REPLACED ANTENNA BASE PER SRM 51-10-02.  (M)

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