# SDR AT9900101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 11, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N840AT](https://openairdocs.org/aircraft/N840AT), 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: 47523
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Hat
- Condition: Corroded
- Location: Bs 1089
- 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/AT9900101

## Discrepancy

SCHEDULED INSPECTION AT AERO CORP, FL, FOUND THE AFT HAT SECTION CANTED FRAME AT STA 1089 L-6R CORRODED.  REMOVED HAT SECTION OUTBOARD OF L-6R, ALSO TREATED AND PRIMED CANTED FRAME AT L-10L TO L-10R.  FABRICATED AND INSTALLED REPAIR IAW DC9 SRM 51-10-3, 53-01-3, AND 51-11-4.

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