LUOYANG LONGDA BEARING CO., LTD is a professional ISO9001 and ISO2000 certificated bearing manufacturer and trading company with 9 years experience. The company is specialized in designing, developing, producing and selling the large-size, extra-large-size standard, non-standard and other special bearings with inner diameter of over 100mm to 5500mm according to the national standard. We can produce any bearing following customer's design as well. The cylindrical roller bearings are separable type bearings. This type of bearing is divided into single-row, double row and four-row cylindrical roller bearings according to the row of rollers. single row cylindrical roller bearing.such as: N1021 NU42L NU422 NJ222 NU232E NU226E NJ2328 NF328 NU1028 NJ2326 N1030 N232 NJ338 NU1040 NJ2244 NU344 32644 32164 32156 NU1056 92164 32568 NU3192 32788 NU18/600 321/600 NU10/630E NU6/700 N30/1320 double row cylindrical roller bearing such as: NU4936 NNU4938 NN3038 NN3052K NNU4848 NN3052K NNIJ4052 NNU4852 NNU4864 nnu4076 nnu4868 NNU4076 nnu4884 nnu49/500 NNU49/630 NNU40/750 four row cylindrical roller bearing such as:FC202780 FC2945156 FCD3042120 FC3650120 FC345225 FC3852168 FC4058130 FC4868192 FC5068170 FC4866220 FC4666170 Any need, pls don't hesitate to contact me. Thanks and best regards, Yours sincerely Tony Luoyang Longda Bearing Co.,LTD. Add: NO. 82, Zhongzhou West Road, Luoyang city, Henan, China. 471003 Tel:0086-379-64985493 Fax:0086-379-64924823 Email:longda@ldb-bearing.com MSN:ldbbearing@hotmail.com www.ldb-bearing.com