Weight: 0.09 lb
6905-2RS deep groove ball bearing.
The bearing is 25 mm ID, 42mm OD, and 9 mm wide.
This is the spindle bearing for the micro mill.
These are NTN, Nachi, or equivalent brand, permanently lubricated and sealed bearings.
In your instruction manual, this part appears on the parts list as:
|110||LittleMachineShop.com 4660 HiTorque Micro Mill|
LittleMachineShop.com 4700 HiTorque Micro Mill
|23||Harbor Freight 47158 Central Machinery Micro Mill|
Clarke CMD10 Metalworker Micro Mill
Various X1-US SIEG Micro Mill