Insulators are in the group Electronic Components & Hardware. Electronic hardware is a very wide product category that encompasses any item used in the electronics and electrical industry. The range of items varies widely from items such as conduit clamps and electrical lugs and terminals, through PC Boeard guides, to strain relief bushings.
Insulators are available on the FCH Network with Imperial/US diameters that range from #0 to 6 and with Metric diameters that range from M1 to M6.
Insulators are available on the FCH Network in materials that range from Steel to Resin (Phenolic, etc.)
Insulators are available on the FCH Network in finishes or coatings that range from Plain to Fluoropolymer-Based (Xylan, Fluorokote, Teflon)