# SDR ASAA2020111233543

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2020
- Submitted: November 14, 2020
- Operation: Air carrier
- Aircraft: [N557AS](https://openairdocs.org/aircraft/N557AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35176
- Aircraft time: 53,728 hours, 15,712 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Seal
- Part number: 3400018160
- Condition: Missing
- Location: Nr 2 Platforms
- 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/ASAA2020111233543

## Discrepancy

6 PLATFORMS MISSING SEALS ON NR 2 ENGINE, S/N 892792 WHILE ACCOMPLISHING TSR710251.  GROUNDED-YES.  INSTALLED 6 NEW PLATFORMS ON NR 2 ENGINE FAN, PER T/C 78472010.

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