# SDR UPS99229221

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N925UP](https://openairdocs.org/aircraft/N925UP), registered now
- Make and model: Boeing 727-31C
- Registry model: [Boeing 727-31C](https://openairdocs.org/model/boeing-727-31c) (OpenAirDocs)
- Aircraft serial: 19230
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 829482
- Condition: Corroded
- Location: Bs 484
- 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/UPS99229221

## Discrepancy

INSPECTION TYPE:D CORROSION (C53-224-01-04-01) ON STR 7 BS 484.  REMOVED CORRODED STR 7 FROM BS 480-508, FABRICATED NEW PART OF INSTALLED PER SRM 53-10-3.

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