# SDR SWIA2021072259717

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2021
- Submitted: July 22, 2021
- Operation: Air carrier
- Aircraft: [N790SK](https://openairdocs.org/aircraft/N790SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10292
- Aircraft time: 31,104 hours, 19,087 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: SH670318221
- Condition: Corroded
- Location: Bs 310-333 S21l
- 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/SWIA2021072259717

## Discrepancy

BACKUP SILL STGR 21L, FS310.00 TO FS333.00 HAS EVIDENCE OF CORROSION     (C-CHECK RO 7/20/2021)    REMOVED AND REPLACED WITH NEW BACK-UP SILL STGR 21L, FS310.00 TO FS333.00 HAS EVIDENCE OF CORROSION REF CRJ-700 SRM 51-42-06-001-001-A01 & BOMBARDIER DWG SH670-31810 REV Y.PRESURE LEAK CHECK GOOD. COMPLIED WITH 51-900-1002-SKY.

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