# SDR USAA980414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N821US
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49138
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: S1242886
- Condition: Corroded
- Location: Bs 1289-1322
- Part time: 43,019 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/USAA980414

## Discrepancy

PIT - DURING C-6 CHECK, FOUND 1 INCH BY 3 INCH AND 1 INCH BY 4 INCH AREAS OF CORROSION AT LONGERON 29L BETWEEN STA 1289 TO STA 1322.  SPLICED IN A NEW SECTION LONGERON PER SRM 53-02 FIG 18.  (X)

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