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.
20Y-26-22330 bearings are used in the Excavator Slewing gearbox system of KOMATSU：
20Y-26-22330 BEARING KOMATSU parts：PC200-8,PC228US-8, PC200LC-8E0, PC200-6, PC200-7
25Z494D11 bearings are used in the Excavator Slewing Gearbox Bearing system of KOBELCO heavy machinery equipment：
25Z494D11 BEARING Kobelco parts SK200LC K907 K907D K907DLC K907LC MD200BLC MD200C SK150LC SK160LC SK200 ED180 SK210 SK210LC
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
MR83ZZ Miniature Shielded Bearing 3mm x 8mm x 3mm, the inner diameter is 3mm, outer diameter is 8mm and the width is 3mm, Bearing is made of Chrome Steel, each bearing has 2 Metal Sheilds to protect the bearing from dust or any possible contamination, also bearing is pre-lubricated with grease.
6309ZZ (I.D.=45mm, O.D.=100mm, Thickness=25mm); 6309ZZ bearing are shielded on BOTH SIDES to keep lubricant in; Chromium Steel long-life bearings, smooth and low noise.
6210-2RS (50x90x20mm) is a single-row bearing that supports radial loads, made with Chromium Steel providing superior quality and durability. It comes pre-lubricated and shielded to keep the lubricant in and contaminants, dirt and debris out.
F688ZZ bearing is a flanged ball bearing made of chrome steel in which the bearing is metal shield from both sides It has an 8mm inner diameter, a 16mm outer diameter, a 5mm thickness, and an 18mm flange.
