drawn cup roller bearing

Main construction form: The HK boring type washes to press the outside turn rolls the needle bearings The HK- RS boring type washes to press the outside turn rolls the needle bearings one side takes to seal completely turn The RS HK-2 boring type washes to press the outside turn rolls the needle bearings a takes to seal completely turn The BK seals a type washes to press the outside turn rolls the needle bearings The BK- RS seals a type washes to press the outside turn rolls the needle bearings a takes to seal completely turn F--- Boring hole the type washes to press the outside turn is full to pack to roll the needle bearings FY--- Boring hole the type washes to press the outside turn is full to pack to roll the needle bearings( grease limit) MF--- Sealing a type washes to press the outside turn is full to pack to roll the needle bearings MFY--- Sealing a type washes to press the outside turn is full to pack to roll the needle bearings( grease limit)