# SDR DL72S972508

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N489DA](https://openairdocs.org/aircraft/N489DA), registered now
- Make and model: Boeing 727232
- Aircraft serial: 21019
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 65564228
- Condition: Corroded
- Location: Bs 720-730
- 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/DL72S972508

## Discrepancy

CORROSION WAS FOUND ON THE BASE FLANGE OF STRG 28R AT STA 720A +10 COMMON TO THE SKIN.  A SECTION OF THE STRINGER WAS CUTOUT AND THE SKIN WAS CUTOUT TO REMOVE THE CORROSION.  A  NEW SECTION OF STRINGER WAS SPLICED IN AND A SKIN DOUBLER   INSTALLED PER ER/A 363256-14, REV A.

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