Major Brand NX12 Needle Roller / Full Complement Thrust Ball Bearing 12x21x18mm

NX Series Needle Roller / Ball Thrust Combination: Of a non separable design has a perforated cover attached to the housing washer which extends over the needle roller bearing outer ring, these are particularly suited to oil lubrication and the cover permits circulation through oil holes in its circumference. They are able to support heavy single direction thrust loads in addition to radial loads, they also permit relatively high speed operation.
Benefits: High speed / thrust loading, oil lubrication, non separable - easily mounted