# SDR Z6WR00182012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2012
- Submitted: September 26, 2012
- Operation: General aviation
- Filed by: [Spirit Aerosystems Inc, repair station Z6WR336Y](https://openairdocs.org/faa-repair-station/Z6WR336Y/spirit-aerosystems-inc.md) (OpenAirDocs)
- Aircraft: [N16709](https://openairdocs.org/aircraft/N16709), registered now
- Make and model: Boeing 737
- Aircraft serial: 28779
- Engine: Ge CFM567B24
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Ring
- Part number: 315A22225
- Condition: Worn
- Location: Thrust Reverser
- Part time: 47,240 hours
- Component: Thrust Reverser, Boeing
- Component part number: 315A229591
- 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/Z6WR00182012

## Discrepancy

INSPECTION FOUND TWO LOOSE, BOLTS.  AREAS OF MATERIAL DISPLACEMENT AND CRACKING IN THE LOWER OTBD SURFACE OF THE CASCADE RING.

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