6209-2NSE9NR Nachi Bearing With Snap Ring (C clip) 45mm x 85mm x 19mm Made in Japan 6209-2NSE9NR Nachi Bearing with a Snap Ring, the 6209-2NSE9NR inner diameter is 45mm, the 6209-2NSE9NR outer diameter is 85mm, 6209-2NSE9NR width is 19mm.