# SDR MASA20210419174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2021
- Submitted: April 19, 2021
- Operation: Air carrier
- Aircraft: [N920FJ](https://openairdocs.org/aircraft/N920FJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15020
- Aircraft time: 39,612 hours, 31,944 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Part number: CC67011378
- Condition: Cracked
- Location: Rt Wing
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MASA20210419174

## Discrepancy

CRACK ON RIB LEADING EDGE SS58.41 AT RIGHT WING LEADING EDGE . ACTION CORRECTIVE REPLACE PER CRJ-900 SRM 51-42-06-001-001-A01. PAR.6.C. AND CRJ-900 SRM 51-42-21-001-001-A01 PAR.6.C 
DEFECT LOCATION: IN STA:FS=295 TO FS=310 BTW STGR 26LH T0 26RH

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