... :SKF.American:TIMKEN NTN Deep Groove Ball Bearing, 1.They are available in a broad range of sizes, from miniature ball bearings with outside diameter of ... available in a variety of shield, seal and snap ring arrangements. Big ones normally are fitted with solid brass or steel cages. 3 ... you want to get more data,have any questions about bearing ,Please contact us. Brand nameNSK, SKF, FAG, NTN, INA, ...