The range of model number: 

• Miniature bearings 
Inner diameter 1mm - 10mm, 3/32" - 1/2" and flanged types;
•Thin type ball bearings 

6700-6707, 6800-6818, 6900-6920, 16000-16028 with open, z, zz, 2RS;

•Deep groove ball bearings (with open, z, zz, 2RS)
6000-6030, 6200-6228, 6300-6330, 6403-6418, inch series: R, RLS, RM, 1600 series;
•Special high precision ball bearings for car Alternator &starters,speed gear box, drive shafe center support,etc.
•Material in stainless steel or structure modifications can be made according to customers’ requirements at velocity value
•Model technical capability:
•Accuracy: tolerance from ISO P0-P4 (US ABEC-1---ABEC-7)
•Low noise: z1--z3 at accelerated velocity value and zv1--zv3 at velocity value
•Working life: according to ISO standard