滾珠軸承或滾柱軸承的內部組件,為減摩軸承的滾動元件提供接觸面。
stab/tow cable end item identification, 2.0050 inches minimum bore diameter, bearing,journal part name assigned by controlling agency, 2.3765 inches minimum and 2.3775 inches maximum outside diameter, 6al4v per ams 4928 assn std single material response ball material document and classification