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。
valve relief;hmv-130;nimitz class end item identification, straight bore shape, inavy: ring, bearing, inner part name assigned by controlling agency, service guide sg811-cf-mmc-010. motor 50060. hmv130-01 motor. special features