... direction thrust ball bearings consist of a shaft washer, a housing washer and a ball and cage thrust assembly. ... Double direction thrust ball bearings consist of one shaft washer, two housing washers and two ball and cage ... for relatively high axial loadsl Low to medium speed ratingsl Series: 51100, 51200, 51300, 51400, 52200, 52300, 52400, ... valve; Machine table Thrust Ball Bearings with all series