Insulating fittings for electrical machines, appliances or equipment, being fittings wholly of insulating material apart from any minor components of metal (for example, threaded sockets) incorporated during moulding solely for purposes of assembly, other than insulators of heading 8546; electrical conduit tubing and joints therefor, of base metal lined with insulating material
Insulating fittings for electrical purposes, of ceramics
Insulating fittings for electrical purposes, of plastics
Insulating fittings for electrical purposes, of materials other than ceramics or plastics; electrical conduit tubing and joints therefor, of base metal lined with insulating material