Cylindrical Roller Bearing.The biggest external diameter of short cylindrical roller<br /> bearing which our company produces is 150mm at present. Rough production rang:<br /> NJ204--NJ215E,NJ304--NJ314E,NJ2204--NJ2215E,NJ2304--NJ2314E;including N,NU,NUP,NF,RN,RNU<br /> difference series.Be fully filled in rollers ir