Specification Brand : NTN BulletPoint : Angular Contact Bearings BulletPoint1 : Deep groove geometry for high speeds BulletPoint2 : Single row for supporting radial loads BulletPoint3 : Steel cage evenly spaces balls for reduced friction, vibration and noise BulletPoint4 : Rubber seal on the side of the bearing exposed to contaminants and open on the other for applying lubricant BulletPoint5 : CN (normal) radial internal clearance for applications that do not involve thermal expansion or atypical precision Color : One Color ExternallyAssignedProductIdentifier : 4547359384888 ItemName : NTN Bearing 6304LU Single Row Deep Groove Radial Ball Bearing, Contact, Normal Clearance, Steel Cage, 20 mm Bore ID, 52 mm OD, 15 mm Width, Single Seal ItemPackageDimensions_Height : 1.778 centimeters ItemPackageDimensions_Length : 5.842 centimeters ItemPackageDimensions_Width : 5.842 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : deep-groove-ball-bearings Manufacturer : NTN Bearing Material : Carbon Chrome Steel ModelNumber : NTN 6304LU NumberOfItems : 1 PartNumber : 6304LU ProductDescription : ***Double-row Angular Contact Ball Bearings ***Dimension D (Outside) 47 mm d (Inside) Bore 20 mm B (Width) 20.6 mm ***Shield/Closure codes 2RS(Two Side Rubber Seal) ***Lubrication : Grease (Wide Temperature Range: - 20 C to 120 C) ProductSiteLaunchDate : 2013-06-11T03:59:44.865Z Size : One Size UnitCount : 1