一種用緊定螺絲、鍵或銷安裝在軸上的擋圈,專門用於軸承的定位。有關通用軸環,請參閱軸環。不含:推力軸承墊圈;以及軸承襯套。
0.6870 inches nominal bore diameter, 1.3840 inches minimum and 1.4040 inches maximum outside diameter, steel comp 304 overall material, qq-s-763 cond a fed spec single material response overall material document and classification, 1.1000 inches nominal overall width