Bearings,as important components in contemporary mechanical equipment,mainly support the mechanical rotating body,which can reduce the friction coefficient during its movement and ensure its rotation accuracy.
4192639 bearings are used in the Excavator Final drive system of Hitachi :
4192639 BRG.;ROL. Hitachi parts EX60-2, EX60-3, EX60LCK-3, EX60LCT-3, EX60T-2, EX90
6009-2RS (I.D.=45mm, O.D.=75mm, Thickness=16mm); 60009-2RS bearing are shielded on BOTH SIDES to keep lubricant in; Chromium Steel long-life bearings, smooth and low noise.
206KPP4 Agriculture Bearing with Chrome Steel material ,Hex Bore, Two Triple Lip Seals, the dimensions is 1" ID, 2.4409" Cylindrical OD, 0.6299" Inner Ring Width, 1.0600".