6205-2NSENR Nachi Bearings With Snap Ring (C clip) 25mm x 52mm x 15mm Made in Japan 6205-2NSENR Nachi Bearing with a Snap Ring, the 6205-2NSENR inner diameter is 25mm, the 6205-2NSENR outer diameter is 52mm, the 6205-2NSENR width is 15mm.