Nachi Bearings 6200-2NSENR 10mm x 30mm x 9mm With Snap Ring (C clip) Made in Japan 6200-2NSENR Nachi Bearing, Made in Japan, with a Snap Ring, here are the dimensions of the 6200-2NSENR, the 6200-2NSENR inner diameter is 10mm, the 6200-2NSENR outer diameter is 30mm, 6200-2NSENR width is 9mm.