# SDR ASAA0853658

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2008
- Submitted: October 28, 2008
- Operation: Air carrier
- Aircraft: [N558AS](https://openairdocs.org/aircraft/N558AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35177
- Aircraft time: 9,004 hours, 2,633 cycles
- Engine: Ge CFM567B24
- System (JASC): [7910 · Engine Oil Storage (Airframe Furnished)](https://openairdocs.org/jasc/7910)
- Part: O-Ring
- Part number: 41P5025
- Condition: Deformed
- Location: Oil Tank
- Component: Oil Tank
- Component part number: 41F5102
- 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/ASAA0853658

## Discrepancy

NR 1 ENG OIL TANK CAP O-RING IS DEFORMED.  REMOVED & REPLACED O-RING SEAL REF MM 79 11 01 300 801 F00.

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