# SDR CA120612013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 2012
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Engine: Lyc LTIO540J2BD
- Propeller: Hartzl HCE3YR2A
- System (JASC): [3233 · Landing Gear Actuator](https://openairdocs.org/jasc/3233)
- Part: Piston
- Part number: 21150021
- Condition: Cracked
- Location: Mlg Actuator
- 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/CA120612013

## Discrepancy

(CAN) DURING THE EVENT 4 INSPECTIONS, THE AME WAS CARRYING OUT SB1233 LANDING GEAR ACTUATOR ROD-END REPLACMENT.  THE AME NOTICED THAT THE LT MLG ACTUATOR PISTON, THREADED PORTION APPEARED CRACKED BY THE NU.  UPON REMOVAL FROM THE ACFT, THE ACTUATOR WAS PROVEN TO BE CRACKED.

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