# SDR AT9900228

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N821AT](https://openairdocs.org/aircraft/N821AT), registered now
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47284
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Doubler
- Condition: Corroded
- Location: Horizontal Stab
- 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/AT9900228

## Discrepancy

SCHEDULED INSPECTION AT AERO CORP, FL.  FOUND THE HORIZONTAL STABILIZER BULLET FAIRING CORRODED ON METAL DOUBLER AT AFT END.  REMOVED CORRODED DOUBLER, FABRICATED DOUBLER, HEAT TREATED, ALODINE, PRIMED, AND INSTALLED IAW DC9 SRM 55-01 FIG 1, 51-10-2A, 51-10-3, 51-30-2, AND 51-30-1.

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