Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Buismof met schroefdraad-nl#Sense
Manchon de vis-fr#Sense
Buiskoppeling met schroefdraad-nl#Sense
Raccord à vis-fr#Sense
Manchon fileté-fr#Sense
Manicotto filettato o a vite-it#Sense
Schraubmuffe-de#Sense
Screwed pipe joint-en#Sense