... 2Size:5-1500mm 3.ISO9001-2000certificate 4various type Needle bearing:1.Material:chrome steel Gcr15 or as requirement2. ... ,OEM service5..Various models available:(1) Drawn cup needle bearing series:HK,BK,TLA,FY,F,B,BH,BA ... HF,HFL,RC,RCB,EWC ..(3) Thrust roller bearing series:AXK,AS,LS,ZS,WS,NTA,TRA,TRB ... seriesCSK,KK,BB,ASNU,TSS,DC ...(5) Combine bearing series:NKIA,NKIB,NKX,NKXR,SL...(6) Cam flowers ...