Specification Brand : NTN BulletPoint : Standard Diameter: 1" / 1.00 InchesMetric Diameter: 25.4mmGrade: 25Material: 440 Stainless SteelBall Weight (each): 2.3617 Ounces / 66.953 Grams440 stainless steel balls offer the precise geometry and fine surface finish that makes them especially useful for bicycles, casters, drawer slides, door locks and many other applications with the added benefit of corrosion resistance. 440 stainless steel is a high carbon martensitic stainless steel which has high strength, good hardness and wear resista 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 : Non-contact rubber seal on both sides to keep lubricant in and contaminants out BulletPoint5 : CN (normal) radial internal clearance for applications that do not involve thermal expansion or atypical precision Color : Black ExternallyAssignedProductIdentifier1 : 4547359006520 ExternallyAssignedProductIdentifier2 : 04547359006520 ExternallyAssignedProductIdentifier3 : 730860460613 IncludedComponents : bearing ItemName : NTN Bearing 6901LLB Single Row Deep Groove Radial Ball Bearing, Non-Contact, Normal Clearance, Steel Cage, 12 mm Bore ID, 24 mm OD, 6 mm Width, Double Sealed ItemPackageDimensions_Height : 1.1 centimeters ItemPackageDimensions_Length : 7.3 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : deep-groove-ball-bearings Manufacturer : NTN Bearing Material : Carbon Chrome Steel ModelNumber : NTN 6901LLB NumberOfItems : 1 PackageLevel : unit PartNumber : 6901LLB ProductDescription : Standard Diameter: 1" / 1.00 InchesMetric Diameter: 25.4mmGrade: 25Material: 440 Stainless SteelBall Weight (each): 2.3617 Ounces / 66.953 Grams440 stainless steel balls offer the precise geometry and fine surface finish that makes them especially useful for bicycles, casters, drawer slides, door locks and many other applications with the added benefit of corrosion resistance. 440 stainless steel is a high carbon martensitic stainless steel which has high strength, good hardness and wear resistance. This type of stainless is capable of attaining, after heat treatment, the highest strength, hardness and wear resistance of all the stainless alloys. Unlike some stainless steel, this 400 series metal has a composition which allows it to be attracted to a magnet. ProductSiteLaunchDate : 2012-09-10T06:34:53.878Z Size : 1000 Bearings SpecificationMet : Ul 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