# SDR SWIA202055852

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 15, 2020
- Submitted: February 4, 2021
- Operation: Air carrier
- Aircraft: [N161PQ](https://openairdocs.org/aircraft/N161PQ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15161
- Aircraft time: 31,056 hours, 21,309 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Corroded
- Location: Zone 100
- 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/SWIA202055852

## Discrepancy

STRINGER 21L AT FS 319-333 HAS EVIDENCE OF CORROSION   (C-CHECK) RO 2/1/2021   EVALUATED CORROSION AT STR 21L , 100% EXFOLIATED, FOUND TO BE OUT OF LIMITS. REMOVED CORRODED STRINGER 21L T FS333.00 AND INSTALLED NEW STRINGER 21L AT FS333.00 - FS280.00. REF  CRJ 900 SRM 51-42-06-001-001-A01, CRJ 900 SRM 51-42--21-001-001-A01 AND BOMBARDIER DWG SH670-31630 REV K, COMPLETED 51-900-1002-SKY. SEE CONTINUATION CARD FOR DETAILS.

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