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.
4192975 bearings are used in the Excavator Final drive system of Hitachi :
4192975 BRG.;ROL. Hitachi parts 218HSL, 270C LC JD, CX350DR, EX200-5Z JPN, EX270, EX270-5, EX280H-5, EX300, EX300-2, EX300-3, EX300-5, EX300-5HHE, EX300LC-5M, EX300LCLL-5, EX300LCLL-5M, EX345USR(LC), EX350H-5, EX350H-5HHE, EX350K-5
6003-2RS (I.D.=17mm, O.D.=35mm, Thickness=10mm); 6003-2RS bearing are shielded on BOTH SIDES to keep lubricant in; Chromium Steel long-life bearings, smooth and low noise.
6007ZZ (I.D.=35mm, O.D.=62mm, Thickness=14mm); 6007ZZ bearing are shielded on BOTH SIDES to keep lubricant in; Chromium Steel long-life bearings, smooth and low noise.
slewing ring drive When a machine or accessory requires smooth and precise rotation control, shuangzheng has the perfect solution. Our range includes systems for mini-excavators, wheeled and tracked excavators, cranes, skylifts and winches. All our rotation drive gearmotors offer compact...
Proper amount of lubricant is not required to be cleaned before installation, and lubricant is not required to be added. When the jacking screw on the protruding end of the bearing inner ring is fastened on the shaft, the allowable axial load shall not exceed 20% of the rated dynamic load.