ball bearing <1>Dimension <2>Speed Ratings<3>Weight d:5-240 mm3800-63000 r/min 0.09-11.3kgD:19-320mm H:6-60mm<4>OthersMaterial:Chrome and Stainless SteelDesigns includes:Model numbers: 1200,1300,2200,2300,1200K,1300K,2200K,2300KseriesLow in frictional torque and high in high-speed rotation performance Only the space between fingers of the retainer protruding into the spaces between the outer ring and adjacent rollers Arranged in two rows is filled with a lubricating composition manufactured by solidifying a mixture of an ultra-high-molecular-weight polyolefin and a grease to reduce the number of contact portions of the solid lubricating composition with the outer ring and the rollers It is thus possible to considerably reduce torque and heat buildup due to sliding friction at the contact portionsWith higher shock-resistant and lower rotating speed Processing lubrication groove and lubrication hole as required Application:metallurgy, mill, mining, oil, paper, cement and sugar industries etcMain market abroad:the Middle East ,Africa,European,South America and Asia.Company information: Ourcompanyprovidesvariesmodelsofbearings.Wehaveourselfbrand"TRMT".Wearealsothe authorizeddistributorforSKF,FAG,INA,TIMKEN,NSK,NTN,KOYOandAHASI. If you are interested in any of our products, please don't hesitate to let us know. We will try our best to help you. Notes: We can offer you more choices just if you kindly give us chance to quote(As old sayings-Buyer want more choice and Seller want more buyers)