prop swing shaft spherical roller bearing 0234206 21317 fit uh043 uh053 uh063 excavator swing reduction

spherical roller bearings can accommodate heavy loads in both directions. they are self-aligning and accommodate misalignment and shaft deflections, with virtually no increase in friction or temperature. accommodate misalignment; high load carrying capacity; relubrication features; low friction and long service life; increased wear resistance other related parts for the swing devices are available, such as gears, bearings, carriers, housing, hub, cover, and so on. excavator spare parts including bearings, gears, seal kits, engine parts, motors, pumps, solenoids, valves, etc..syi