FAG Standard Double Row Spherical Roller Bearing (N, NJ, NU, NUP,NN, NNU ) FAG Cylindrical roller bearing Material: Chrome steel GCR15 Brass cage The following types of cylindrical roller bearing are supplied: Single row: N, NJ, NU, NUP Double row: NN, NNU. Four row: FC Single and Double row full complement: SL Our main sales is sell: SKF, NSK, FAG, NACHI, INA and other world well-known brand bearings. Short delivery time is based on our huge stock.