Retaining Ring, M10 External

External retaining ring for 10 mm shaft.
These retaining rings are used several places on the mini lathe and mini mill.

To find the correct retaining ring, measure the diameter of the shaft (not the groove).
An 8 mm shaft is approximately 0.315" in diameter.
A 9 mm shaft is approximately 0.354" in diameter.
A 10 mm shaft is approximately 0.394" in diameter.
A 12 mm shaft is approximately 0.472" in diameter.
In your instruction manual, this part appears on the parts list as: