M ining C r ushing T r ansfer P r ocessing NTN Mining Application 5 CYLINDRICAL ROLLER BEARINGS E T ype Features 1 Long er lif e 15 times long er lif e than standar d type 2 Higher load rating than standar d series via lar g er siz e r oller s Fig1 Compar ison of inter nal design Fig2 180mm 100mm 215mm 120mm E type Standard type Fig3 T ype v ar iation Fig4 Cage type NU2220E C r 335kN E type bearing NU320 C r 299kN Standard type bearing NU224E C r 335kN E type bearing Type NU Molded resin cage Machined brass cage Type NJ Type NUP