>> P.206
MACHINEDTYPENEEDLEROLLERBEARINGSWithSeal,WithoutInnerRing,InchSeriesShaftdia.15.875-50.800mmIdentificationnumberMass(Ref.)Boundarydimensionsmm(inch)StandardmountingdimensionsmmShaftdia.mm(inch)15.875(5╱8)19.050(3╱4)22.225(7╱8)25.400(1)28.575(11╱8)31.750(11╱4)34.925(13╱8)38.100(11╱2)41.275(15╱8)44.450(13╱4)47.625(17╱8)50.800(2)WithtwosealsBR101816UUBR122016UUBR142216UUBR162416UUg54687683FwDC15.875(5╱8)28.575(1 1╱8)25.400(1)DaMax.24.519.050(3╱4)31.750(1 1╱4)25.400(1)26.522.225(7╱8)34.925(1 3╱8)25.400(1)29.725.400(1)38.100(1 1╱2)25.400(1)32.9BR182620UU11528.575(1 1╱8)41.275(1 5╱8)31.750(1 1╱4)36.0BR202820UU12431.750(1 1╱4)44.450(1 3╱4)31.750(1 1╱4)39.2BR223020UU13434.925(1 3╱8)47.625(1 7╱8)31.750(1 1╱4)42.4BR243320UU16838.100(1 1╱2)52.388(2 1╱16)31.750(1 1╱4)45.1BR263520UU17941.275(1 5╱8)55.562(2 3╱16)31.750(1 1╱4)48.3BR283720UU19344.450(1 3╱4)58.738(2 5╱16)31.750(1 1╱4)51.5BR303920UU20247.625(1 7╱8)61.912(2 7╱16)31.750(1 1╱4)54.7BR324120UU21650.800(2)65.088(2 9╱16)31.750(1 1╱4)57.8(1)rasmax0.61.01.01.01.01.01.01.51.51.51.51.5Notes(1)Maximumpermissiblecornerradiusofthehousing(2)Allowablerotationalspeedappliestogreaselubrication.Remarks1.Theouterringhasanoilgrooveandanoilhole.2. Bearingsareprovidedwithprepackedgrease.3. Ifonesidesealedtypeareneeded,pleasecontactIKO.D67
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