# SDR VNAA202608310022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2026
- Submitted: August 31, 2026
- Operation: Air carrier
- Aircraft: [N551NN](https://openairdocs.org/aircraft/N551NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15327
- Aircraft time: 27,110 hours, 23,887 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: CC670340953S
- Condition: Corroded
- Location: Zone 100
- 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/VNAA202608310022

## Discrepancy

CORROSION ON UPPER FACE, FLOORBEAM ANGLE BS 280 AT COCKPIT.  FLOORBEAM ANGLE WAS REMOVED IAW SRM 51-21-06-001-001-A01 AND OUT OF LIMITS IAW SRM 53-00-00-101-001-A01 AND REPLACED IAW SRM 51-42-06-001-001-A01.

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