# SDR 2018FA0000223

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 1, 2017
- Submitted: July 16, 2018
- Operation: General aviation
- Aircraft: [N53AM](https://openairdocs.org/aircraft/N53AM), registered now
- Make and model: Piper PA-31T
- Registry model: [Piper PA-31T](https://openairdocs.org/model/piper-pa-31t) (OpenAirDocs)
- Aircraft serial: 7920037
- System (JASC): [3210 · Main Landing Gear](https://openairdocs.org/jasc/3210)
- Part: Bolt
- Part number: ANS17A404889
- Condition: Missing
- Location: Lt Gear
- 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/2018FA0000223

## Discrepancy

BOLT MISSING.  LEFT GEAR WOULD NOT COME OFF UPLOCK UPON GEAR EXTENSION CYCLE.  SUSPECT BOLT CRACK FAILURE.  RECOMMEND BOLT REPLACEMENT PERIODICALLY.

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