# SDR UPS98225737

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N904UP](https://openairdocs.org/aircraft/N904UP), registered now
- Make and model: Boeing 727-51C
- Registry model: [Boeing 727-51C](https://openairdocs.org/model/boeing-727-51c) (OpenAirDocs)
- Aircraft serial: 18946
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Corroded
- Location: Bs 730-735
- 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/UPS98225737

## Discrepancy

INSPECTION TYPE:SI, CORROSION ON STRINGER 23L BS 730 TO 735 WL 155.  REMOVED FASTENERS AND CUT  STRINGER AT BS 712.  INSTALLED STRINGER REPAIR PER SRM 53-10-3 FROM BS 712 TO 726, 726 TO 740 CORROSION FOUND WITHIN LIMITS.

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