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.
K9009895bearings are used in the final drive bearing system of Doosan Heavy Machinery Equipment:
K9009895 BEARING;ANGULAR BALL Doosan parts：DX225LL，DX225LL-5, DX300LC，DX300LC-3，DX300LC-5，DX340LC，DX350LC，SOLAR 300LC-7A，SOLAR 340LC-V
4-bolt flange bearing units is one kind of mounted ball bearing units, this design have 4 bolt in the housing and its suffix is UCF series, The UCF Ball bearing unit are also the most widely used on the market.
333-2914 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：
333-2914 BALL BEARING Caterpillar parts fit:325B L, 325B, 322B L, 322C , 325D, 324D,329D L, 323D
6206ZZ (30x62x16mm) 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.
196-4873 bearings are used in the reduction gearbox system of Caterpillar heavy machinery equipment：
1964873 BEARING AS-BALL Caterpillar parts fit:325C LCR, 330C L, 330D, 328D L
421-22-12790 bearings are used in the Loader Gearbox Bearing system of komatsu heavy machinery equipment：
421-22-12790 BEARING KOMATSU parts 542, 545, HM350, HM400, WA420, WA470
