# SDR T17A2020051201014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2020
- Submitted: May 12, 2020
- Operation: Air carrier
- Aircraft: N498TM
- Make and model: Raythn 400ARAYTHEON
- Aircraft serial: RK601
- Aircraft time: 6,738 hours, 5,044 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Stiffener
- Part number: 202000193
- Condition: Cracked
- Location: Thrust Reverser
- Part time: 6,738 hours, 5,044 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/T17A2020051201014

## Discrepancy

L/H UPPER THRUST REVERSER BUCKET INBD AND OUTBOARD STIFFNER FOUND CRACKED. MX REMOVED AND REPLACED LEFT INBD AND OUTBOARD UPPER TR STIFFNERS WITH NEW UNITS. IAW NORDAN CMM 78-30-07

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