The outer ring of drawn cup needle roller bearing is punched with the high-quality steel sheet.The outer ring has thin wall.The drawn cup needle roller bearing has the characteristics of small radial section area,large load carrying capacity,less inertia and economic manufacture.It is suitable for small section height,or when the housing bore isnt used for raceway,this type is recommended to use.The bearing is assembled into the housing bore under a certain pressure without further axial location.