material:chrome steel,GCR15 Temperation:high temperation resistence Warranty:one year Precision rating:P0 P4 P5 P6 Seals types:ZZ ZRS Number of row:single row Bore size:5-1000mm,outside diameter:5-1000mm Speed:high speed Certificate:ISO9001:2000 Brand name:SKF,NSK,NTN,FAG,INA,KOYO,WXST Package:individual package,cartons,wooden boxes struture types:cylindrical roller bearings,deep groove ball bearing,needle roller bearings, roller bearings, industrial bearing, ball bearing, taper roller bearing, cylindrical roller bearing, spherical roller bearing, thrust ball bearings, contact ball bearings, water pump bearing, pillow block bearing, industrial ball bearing, steel ball bearing, roller ball bearing