# SDR SWIA202055664

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 2020
- Submitted: January 29, 2021
- Operation: Air carrier
- Aircraft: [N957SW](https://openairdocs.org/aircraft/N957SW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7829
- Aircraft time: 43,076 hours, 36,743 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Nut
- Condition: Corroded
- Location: Flap Hingbox
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA202055664

## Discrepancy

L OUTBOARD FLAP INBOARD HINGBOX CENTER HINGE BOLTS LEFT AND RIGHT NUTS HAVE CORROSION.  C-CHECK RO 1/28/2021.  REMOVED AND REPLACED CORRODED HARDWARE AT LT OUTBOARD FLAP, INBOARD HINGE BOX AT WS 178.00 CENTER MOUNTING POSITION, IAW CRJ200 AMM 57-21-35-400-801 STEPS 3B(1,2,6,7) AND TASK 57-21-35-400-801, STEPS 3A (1-6,10-12).

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