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。
2.2500 inches minimum bore diameter, bearing,journal part name assigned by controlling agency, stab/tow cable end item identification, 6al4v per ams 4928 assn std single material response ball material document and classification, 2.6265 inches minimum and 2.6275 inches maximum outside diameter