IKO NA4828 bearing : NA4848 needle roller bearing : king ... Product Description of SKF NSK NTN TIMKE Koyo IKO KZK Tapered Roller Bearing/Cylindrical Roller Bearing/Spherical Roller Bearing/Self:Aligning Roller Bearing/Needle Roller Bearing Needle roller bearing is a bearing which uses small cylindrical rollers.
KOYO Roller Bearings - Grainger Industrial
Needle roller bearings support high speed, high radial loads in confined spaces: Spherical roller bearings support heavy shock loads where misalignment is a risk, such as wind turbines, pumps, paper processing, and fans: Tapered roller bearing cones and cups support high radial and axial loads and are used for such things as axels and gear boxes:
China SKF NSK NTN Timken Koyo IKO Kzk Tapered Roller Bearing