# SDR TWAA9902606

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N987Z](https://openairdocs.org/aircraft/N987Z), registered now
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47137
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Bolt
- Condition: Rusted
- Location: Lt Horiz Stab
- 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/TWAA9902606

## Discrepancy

DURING OP 16 MAINT CHECK, THE LT UPPER HORIZ STAB FRONT SPAR CAP TO CENTER STAB BOX TIE AFT BOLT WAS EMITTING RUST FROM BARREL NUT.  REPAIRED PER ARA 15737.

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