圓錐滾子軸承的組裝內部組件,由錐體(為軸承的滾動元件提供接觸面)、圓錐滾子補充件(滾動元件)以及通常為保持器(用於隔開滾動元件)組成。
material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications reference number differentiating characteristics, steel overall material, zzzy criticality code justification