# SDR UPS202299

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N933UP](https://openairdocs.org/aircraft/N933UP), registered now
- Make and model: Boeing 727-25C
- Registry model: [Boeing 727-25C](https://openairdocs.org/model/boeing-727-25c) (OpenAirDocs)
- Aircraft serial: 19857
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Corroded
- Location: Fs 509.5
- 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/UPS202299

## Discrepancy

DURING 'C' CHECK, MAINTENANCE FOUND CORROSION ON STR 22L AT BS 509.5, LBL 52.  FABRICATED AND INSTALLED REPAIR PER SRM 53-10-2, 53-10-3, 53-10-1.

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