Bushing

вкла́дыш

vkládyš

(mechanical engineering: type of bearing to reduce friction)

вту́лка

vtúlka

(mechanical engineering: type of bearing to reduce friction)

му́фта

múfta

(adapter for joining pipes)

переходни́к

perexodník

(adapter for joining pipes)

проходно́й изоля́тор

proxodnój izoljátor

(electrical engineering: lining to insulate and protect)

резьбовая втулка

rezʹbovaja vtulka

(mechanical engineering: threaded bushing)

фи́тинг

fíting

(adapter for joining pipes)