# SDR ASAA1058462

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 29, 2010
- Submitted: November 2, 2010
- Operation: Air carrier
- Aircraft: [N592AS](https://openairdocs.org/aircraft/N592AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35190
- Aircraft time: 10,369 hours, 3,418 cycles
- System (JASC): [2810 · Fuel Storage](https://openairdocs.org/jasc/2810)
- Part: Packing
- Part number: MS29513118
- Condition: Leaking
- Location: Fuel Tank Sump
- Stage of operation: IN
- How discovered: O
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA1058462

## Discrepancy

RT AND LT MAIN FUEL TANK SUMP DRAIN VALVES LEAKING.  REPLACED PRIMARY DRAIN SEAL O-RING ON RT AND LT MAIN FUEL TANK SUMP DRAIN VALVES REF MM 28 11 61 600 80.  OP AND LEAK CHEAK GOOD.

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