# SDR SWIA202163888

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2021
- Submitted: January 19, 2022
- Operation: Air carrier
- Aircraft: [N768SK](https://openairdocs.org/aircraft/N768SK), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10234
- Aircraft time: 42,246 hours, 27,380 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: None
- 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/SWIA202163888

## Discrepancy

*BACKUP SILL (INTERCOSTAL) AT APPROX. FS.333-FS.349, STRG 21L HAS MULTIPLE SPOTS OF CORROSION    (C CHECK RO 1/18/2022)   REPLACED WITH  NEW REPLACEMENT BACK UP SILL (P/N SH670-31823-1) ONTO STGR21L BETWEEN FS333.00 AND FS349.00 LH. REF BOMBARDIER DWG# SH670-31810 REV Y AND CRJ700 SRM 51-42-06-001-001 A01 AND 51-42-21-001-001 A01. COMPLIED WITH 51-900-1002-SKY

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