# SDR UPS202151

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N938UP
- Make and model: Boeing 727173C
- Aircraft serial: 19506
- System (JASC): [5754 · Leading Edge Devices](https://openairdocs.org/jasc/5754)
- Part: Rib
- Part number: 65162211
- Condition: Cracked
- Location: Nr 4 Slat
- 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/UPS202151

## Discrepancy

WHILE IN 'D' CHECK MAINTENANCE FOUND NR 4 SLAT RT (I/B) ACTUATOR RIB CRACKED BETWEEN FLANGES COMMON TO SPAR AND UPPER SKIN.  INSTALLED REPAIR IAW EO 727-57-1077.

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