# SDR 2006FA0000075

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2005
- Submitted: January 23, 2006
- Operation: General aviation
- Aircraft: [N7411S](https://openairdocs.org/aircraft/N7411S), registered now
- Make and model: Smith STC600
- Aircraft serial: 600016
- Engine: Lyc TIO540*
- System (JASC): [3213 · Main Landing Gear Strut/Axle/Truck](https://openairdocs.org/jasc/3213)
- Part: Cylinder
- Part number: 40005401
- Condition: Mismanufactured
- Location: Engine
- Part time: 3,968 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: W
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2006FA0000075

## Discrepancy

COLLAR SEPARATING FROM TUBE DUE TO INSUFFICIENT PENETRATION WHEN PART WAS FURNACE BAZED OR SILVER SOLDERED TOGETHER-WORKING COLLAR CAUSED PART TO WORK AND CRACK BOSS.  RECOMMEND INSPECTION OF COLLAR AT BOTTOM OF GEAR STRUT FOR ANY MOVEMENT OR WORKING BETWEEN COLLAR AND THE STRUT CYLINDER ASSY- DYE CHECK COLLAR WHERE PART IS MACHINED FOR CLEARANCE ON TORQUE LINKS.  (K)

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