... servo motors, pressure rotors, printers and photocopiers, regular bearing's precision would be good enough for uses. However, in the ... ,31300,32900.etc Spherical Roller Bearing 22200,22300,23100,23200,23000,24000,24100,21300etc Angular Contact Ball Bearing 7000C ,7200C,7300C,3200A,3300A ... manufacturer. CONTACT TRADE SALES Wang 0086---18363508504 2012 High precision self-aligning ball bearing 2221