roller bearing

The roller bearing is a bearing unit composed of machined thick-walled outer ring, cylindrical roller or cage guide or full-rolling roller assembly, inner ring or bolt and seal, can withstand high radial load and a certain impact load. Widely used in machine tools, metallurgy, textile and printing machinery equipment and processing lines.
Common types are: RSTO outer ring without ribs, no inner ring support roller; STO outer ring without ribs, with inner ring support roller; RNA22... 2RS double-sided seal, no inner ring support roller; NA22... 2RS double-sided seal, with inner ring supporting roller; NATR, NATR... PP flat retaining ring axial guide support roller; NATV, NATV... PP flat retaining ring axial guide support roller, full needle type; NUTR rolling element Guide roller, full roller type; CRY inch flat washer axially guides the roller.