6008-2NSENR Nachi Bearing 40mm x 68mm x 15mm With Snap Ring (C clip) Made in Japan 6008-2NSENR Nachi Bearing with a Snap Ring, the 6008-2NSENR inner diameter is 40mm, the 6008-2NSENR outer diameter is 68mm, 6008-2NSENR width is 15mm.