Specification Brand : HJCMOONB BulletPoint : Bearings Color : One Color ExternallyAssignedProductIdentifier : 9029048773784 ItemName : HJCMOONB 10pcs Deep Groove Bearings, Type 6902ZZ /6902-2RS, Mainly Used for Rail Linear Motion Systems, 3D Printer Parts, Industrial Automation Equipment, Etc(ABEC 1) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 1 centimeters ItemPackageDimensions_Width : 1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : magnetic-bearings Manufacturer : HJCMOONB ModelNumber : HJCMOONB NumberOfItems : 1 PartNumber : HJCMOONB ProductDescription : Bearings Bearing material: Bearing Steel (bearing steel, code GCr15) Abec1 The dimension accuracy is less than + 0.05mm and the speed is less than 500rpm, which is suitable for low speed and low requirement environment. Such as: low speed transmission equipment, castors, children's cars, toy cars and so on. ABEC3 The dimension accuracy is less than + 0.01mm, the handle is smooth, the rotation speed is less than 6000rpm, the noise is low, and the service life is long. Applicable to motor, toy model, automobile, electric tools, pneumatic tools, telecommunications equipment, fitness equipment, sports equipment, etc. ABEC5 The dimension accuracy is less than + 0.005mm, the handle is smooth, the speed is greater than 6000rpm, the noise is low, and the service life is long. It is suitable for high speed motors, high speed models, instruments, precision equipment, high grade toys and so on. ProductSiteLaunchDate : 2025-05-14T08:05:42.606Z Size : ABEC 1 UnitCount : 1