# SDR ASAA2018122927614

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2018
- Submitted: December 31, 2018
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 45,339 hours, 13,492 cycles
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Drain Mast
- Part number: 346A28015
- Condition: Cracked
- Location: Wng-Bdy Fairing
- 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/ASAA2018122927614

## Discrepancy

APU SHROUD DRAIN MAST POSSIBLE CRACK AT TOP SEAM. GROUNDED - YES. REMOVED AND REPLACED APU SHROUD DRAIN MAST REF B737-800 AMM 28-25-07.

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