# SDR ASAA2023090244905

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2023
- Submitted: September 5, 2023
- Operation: Air carrier
- Aircraft: [N433AS](https://openairdocs.org/aircraft/N433AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41704
- Aircraft time: 36,563 hours, 11,561 cycles
- Engine time: 34,750 hours, 10,975 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: CFM567BEQEC2
- Part serial: 962672
- Condition: Making Metal
- Location: #1 Engine
- Part time: 34,750 hours, 10,975 cycles
- Stage of operation: IN
- How discovered: B
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023090244905

## Discrepancy

WHILE PERFORMING T/C SBCFM56-7B-72-0986-1 NOTED ABOUT 36 VSV BUSHINGS ON THE STAGE 3 HAVE METAL TO METAL CONTACT PER AMM 72-32-00-200-801-F00 THIS IN NOT SERVICABLE. GROUNDED - YES. ENGINE ESN # 962672 REMOVED REF. T/C # 78471000. DEFECT TRANSFERRED TO SHOP W/O # 1968040.

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