# SDR ASAA2021033134485

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2021
- Submitted: April 1, 2021
- Operation: Air carrier
- Aircraft: [N434AS](https://openairdocs.org/aircraft/N434AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 61620
- Aircraft time: 18,857 hours, 5,958 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Mount
- Condition: Unsafetied
- Location: Satcom Antenna
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021033134485

## Discrepancy

SATCOM ANTENNA MOUNTING SCREWS REQUIRE SEALANT. GROUNDED - YES. SEALED SATCOM ANTENNA MOUNT SCREWS AS NEEDED REF B737-900 MM 23-15-00-400-803.

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