# SDR SWIA202163243

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2021
- Submitted: December 29, 2021
- Operation: Air carrier
- Aircraft: [N773SK](https://openairdocs.org/aircraft/N773SK), registered now
- Make and model: Cndair CL600*
- Aircraft serial: 10236
- Aircraft time: 42,683 hours, 27,165 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: None
- Part number: 601R3180811
- Condition: Corroded
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA202163243

## Discrepancy

*CORROSION ON INTERCOSTAL MID DD4     (C-CHECK RO 12/26/2021)    PAX DOOR INTERCOSTAL MID DD4 HAS CORROSION ON MORE THAN ONE ELEMENT. OUT OF LIMIT REF CRJ 200 SRM 52-00-00 AND REO 670-52-11-010 REV. NC DATED 2002-02-25.  REMOVED CORRODED PAX DOOR DD4 MID SECTION INTERCOSTAL REF CRJ 700 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01.  INSTALLED NEW PAX DOOR DD4 MID SECTION INTERCOSTAL REF CRJ 700 SRM 51-42-06-001-001-A01 & SRM 51-42-21-001-001-A01 AND BOMBARDIER DWG 601R31702 REV N. COMPLIED WITH ST 51-900-1002-SKY (CL600-2C10).  PRESS CHECKED GOOD.

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