# SDR ASAA2020122233738

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 22, 2020
- Submitted: December 24, 2020
- Operation: Air carrier
- Aircraft: [N457AS](https://openairdocs.org/aircraft/N457AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36355
- Aircraft time: 25,475 hours, 8,225 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Blade
- Part number: 3400010360
- Part serial: DM047594B
- Condition: Worn
- Location: Nr 2 Engine
- Part time: 25,475 hours, 8,225 cycles
- 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/ASAA2020122233738

## Discrepancy

NR 2 ENGINE BLADE NR 6 S/N DM047594-B CUN-NI-IN WORN BEYOND LIMITS ENGINE S/N 568601.  GROUNDED-YES.  REMOVED AND REPLACED BLADE NR 6 AND ITS PAIR NR 18 ON NR 2 ENGINE, REF T/C 78472010.

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