... sensitivity servo motors, pressure rotors, printers and photocopiers, regular bearing's precision would be good enough for uses. However, in ... ,24100,21300etc Angular Contact Ball Bearing 7000C ,7200C,7300C,3200A,3300A,3200,etc Deep Groove Bearing 61800,61900.16000,6000,6200, ... 6300,6400,etc Thrust Ball Bearing 51100,51200,51300,51400, ...