... low noise, long life 3. OEM service available 2013 High Precision & High quality Thrust Ball Bearing Thrust Ball BearingsBrand NameAll Bearing Model51100 SERIES ... in advance,Western Union.ApplicationApplies to inherit a axial load, rotational speed is low in the parts, such as crane hooks ... pumps, vertical centrifuge, jack, low speed reducer, etc. 2013 High Precision & High Quality Thrust Ball Bearing