... ,4200 series.5), Special bearing & un-standard bearing;6). Needle roller bearings(HK, NK, NA, NAK, RNA,AX BK...)7). Cylindrical ... roller bearing(NJ, NUJ, NU, NNU...)8). Spherical roller bearing(22200 series, 22300 series, 23000 series ... );9) Bearing Unit(UCP, UC, UK, UCT, UCF, SA, SB..)10). Tapered roller bearing(30200, 30300, 32300, 32200, 32010, 33000, LM- inch ...