# SDR AALA20170123023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 23, 2017
- Submitted: January 24, 2017
- Operation: Air carrier
- Aircraft: [N964TW](https://openairdocs.org/aircraft/N964TW), registered now
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53614
- Aircraft time: 48,073 hours, 23,498 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Support Rib
- Part number: 9937490502
- Condition: Cracked
- Location: Rt Wing
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20170123023

## Discrepancy

AIRCRAFT WAS IN BASE MAINTENANCE. RIGHT WING #4 SLAT TRACK INBOARD SUPPORT RIB IS CRACKED. REPAIRED RIB IAW MCM 57-98-06 AND EA 266888.

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