... price:US$0.5-500 3.ISO:9001:2000& Timken needle roller bearing NK6/10TN1.Types:HKseries,KRseries,NAseries,,NATRseries,NUTRseries ... .Material:Gcr15-China,(AISI)52100-USA,(DIN)100CR6-Germany3.Retainer:J,4.Clearance:CN,C2,C3,C4,C55.Precision level:ABEC ... -1,ABEC-3,ABEC-56.Main application: Needle roller bearings are widely used in machine tools, metallurgical machinery ...