The clearance of the non-adjustable bearing refers to that after the bearing leaves the factory, the clearance of the bearing is determined. The deep groove ball bearing, self-aligning bearing and cylindrical bearing that we are familiar with all belong to this category.
Single row centripetal ball bearing (0000), double row centripetal spherical ball bearing (1000), single row centripetal short cylindrical roller bearing (2000), double row centripetal spherical roller bearing (3000), centripetal long cylindrical roller bearing (4000), centripetal spiral roller bearing (5000), The clearance of the above type bearings has been set according to the standard during manufacturing and cannot be adjusted during installation.