Drawn cup needle roller bearings with open ends
In contrast to drawn cup needle roller bearings with closed end, the bearings are open
Drawn cup needle roller bearings of this design are open at both ends and have the basic designation HK. They are supplied with needle roller and cage assemblies. Bearings with needle roller and cage assemblies allow higher speeds than the full complement designs. The bearings are available in open and sealed versions. Double row designs have a lubrication hole in the outer cup and the suffix ZW.
Single row drawn cup needle roller bearings with open ends Fr = radial load
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