# SDR TWAA9903606

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N923L](https://openairdocs.org/aircraft/N923L), registered now
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47109
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Bolts
- Condition: Rusted
- Location: Te Flaps
- 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/TWAA9903606

## Discrepancy

DURING OP 15 MAINT CHECK, FOUND 4 I/B AFT FLAP CASTING ATTACH BOLTS ON REAR SPAR EMITTING RUST.  REPLACED STUDS AND HINGE FITTING PER MM 57-40-0 AND 27-51-1.

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