# SDR VNAA202503070025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2025
- Submitted: March 9, 2025
- Operation: Air carrier
- Aircraft: [N594NN](https://openairdocs.org/aircraft/N594NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15407
- Aircraft time: 19,620 hours, 17,315 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: CC67034094JP1S
- Condition: Corroded
- Location: Zone 200
- 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/VNAA202503070025

## Discrepancy

AFTER REMOVAL OF FLOOR PANEL SUPPORT ANGLE, CORROSION ON LH CROSSBEAM AT FS 280.00 AT LBL 9.  LH CROSSBEAM AT FS 280.00 AT LBL 9.00 WAS FOUND OUT OF LIMITS PER CRJ-900 SRM 53-00-00-101-001-A01 THEREFORE WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01,CRJ-900 SRM 51-42-21-001-001-A01 AND CRJ-900 SRM 51-42-10-001-001-A01.

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