Drawn Cup Needle Roller Bearings
Drawn Cup Needle Roller Bearings have a deep thin-walled outer ring with either open ends (HK series) or one closed end (BK series). They are designed for applications where the housing bore cannot be used as a raceway for a needle roller and cage assembly. Drawn cup needle roller bearings generally run directly on a shaft, if the shaft cannot be hardened and ground they can be combined with an inner ring.
Sealed bearings are available in this range and use the following suffix: