# SDR REXA2022081001827

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2022
- Submitted: August 10, 2022
- Operation: Air carrier
- Aircraft: [N920XJ](https://openairdocs.org/aircraft/N920XJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15167
- Aircraft time: 33,017 hours, 22,881 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: MM67035655003
- Condition: Corroded
- Location: Aft Cargo
- 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/REXA2022081001827

## Discrepancy

AFT CARGO DOOR FLOOR SILL IS CORRODED BETWEEN F.S.1000 TO F.S.1047	INSTALLED NEW SERVICEABLE SILL LOWER WITH P/N MM670-35655-003 ON SURROUND STRUCTURE AFT CARGO DOOR, IAW CRJ900 SRM 51-42-21-001-001-A01, 51-42-13-001-001-A01 & 51-42-06-001-001-A01

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