Heald Spindle Roller Bearing 216A U 3000 1500 RPM Made in USA 10199

  For sale is a Heald Spindle Roller Bearing 216A-U-3000, 
1500 RPM, Made in USA.

I tried turning this manually, and it does not turn. I have
no knowledge about this item, so I do not know if it is supposed
to turn or not. However, it does NOT turn. 
There are two shown in the picture. This auction is for just
ONE item, specifically the one on the end, NOT the one in the
middle.

(Click on the thumbnail images to enlarge)