一種可拆卸組件,軸頸、活塞、樞軸或類似物可在其內或上移動。它用於承載載荷並減少滑動摩擦。它不使用滾動元件。此組件由一個鏜孔精密研磨球(或球面滑動軸承)及其外圈組成。該組件可以是可分離的,也可以是不可分離的。不含:桿端滑動軸承和球面滑動軸承。
ssbn trident class submarine end item identification, bearing for mbt 3a and 3b vent valve assembly / installation part name assigned by controlling agency, qq-n-286 assn std single material response overall material document and classification, material; nickel / copper / aluminum alloy, qq-n-286 special features, nickel alloy overall material