# SDR 2023FA0000682

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 26, 2023
- Submitted: October 26, 2023
- Operation: General aviation
- Aircraft: [N552LE](https://openairdocs.org/aircraft/N552LE), registered now
- Make and model: Robsin R22BETAII
- Aircraft serial: 3502
- Aircraft time: 13,484 hours
- Engine: Lyc O360J2A
- Engine time: 1,045 hours
- System (JASC): [6210 · Main Rotor Blades](https://openairdocs.org/jasc/6210)
- Part: Bearing
- Part number: A1593
- Part serial: 22195782219582
- Condition: Brinelled
- Location: Main Rotor Spind
- Part time: 285 hours
- Component: Spindle, Robsin, R22BETAII
- Component part number: A1583
- Stage of operation: CR
- How discovered: O
- Nature of condition: E, O, O
- Precautionary procedure: D, O, O, O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2023FA0000682

## Discrepancy

IN FLIGHT VIBRATION. FOUND SPINDLE BEARINGS BRINELLED. NO OVER SPEEDS REPORTED. MRB P/N A016-6, S/N 6841 & S/N 6861. SPINDLE & BEARING ASSEMBLY P/N A158-3, S/N 2610 & S/N 2611. MRBS, SPINDLE & BEARING ASSY. TT / TSN: 284.9. REMOVED BRINELLED BEARING ASSEMBLIES P/N A159-3, S/N 2219578 & S/N 2219582.

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