GO:0005462

Catalysis of the transfer of a UDP-N-acetylglucosamine from one side of the membrane to the other. N-acetylglucosamine is a substance composed of N-acetylglucosamine, a common structural unit of oligosaccharides, in glycosidic linkage with uridine diphosphate. [GOC:ai, GOC:mtg_transport, ISBN:0815340729]