# SDR UPS202723

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 28, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N926UP](https://openairdocs.org/aircraft/N926UP), registered now
- Make and model: Boeing 727-31C
- Registry model: [Boeing 727-31C](https://openairdocs.org/model/boeing-727-31c) (OpenAirDocs)
- Aircraft serial: 19233
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Flap
- Condition: Corroded
- Location: Nr 3 Le Flap
- 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/UPS202723

## Discrepancy

WHILE IN 'D' CHECK, MAINTENANCE FOUND CORROSION ON NR 3 K-FLAP, O/B BULLNOSE, UPPER HINGE LUG ATTACH FRAME, UPPER SURFACE ON BOTH NUTS.  REPLACED K-FLAP PER SRM 57-50-01, OHM 57-51-21, MM 27-81-01.

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