Specification Brand : SKF BulletPoint1 : Radial needle roller bearing for applications with high dynamic and static loads BulletPoint2 : Inner ring provides a hardened and ground raceway for applications where the shaft cannot be used BulletPoint3 : Steel cage guides and evenly spaces rollers for reduced friction, vibration, and noise BulletPoint4 : Through-hardened, high-carbon chromium steel rollers for heat tolerance and durability under heavy loads BulletPoint5 : Lip contact seals on both ends to help retain lubricants and exclude contaminants ExternallyAssignedProductIdentifier1 : 7316577012081 ExternallyAssignedProductIdentifier2 : 07316577012081 ExternallyAssignedProductIdentifier3 : 00605790190506 ExternallyAssignedProductIdentifier4 : 00035373061204 IncludedComponents : Roller Clutch ItemName : SKF NA 4904.2RS Needle Roller Bearing, Radial Removable Inner Ring, Double Sealed, Steel Cage, Metric, 20 mm Bore, 37mm OD, 18mm Width ItemPackageDimensions_Height : 3.8 centimeters ItemPackageDimensions_Length : 5.7 centimeters ItemPackageDimensions_Width : 5.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : needle-roller-bearings Manufacturer : SKF Material : Steel ModelNumber : NA 4904.2RS NumberOfItems : 1 PartNumber : NA 4904.2RS ProductDescription : Welcome to the XIKE bearings store, A needle roller bearing is a bearing that uses small cylindrical rollers. These rollers are used to reduce friction of a rotating surface.it works great and is of good quality. it works great and is of good quality ProductSiteLaunchDate : 2012-07-15T00:00:01-07:00 Size : Open SpecificationMet : Iso SpecificationMet1 : ISO 1206 SpecificationMet2 : ISO 492 StreetDate : 2017-05-15T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnitCount : 1