... , BS, AS, DIN standard porcelain/polymer (silicone rubber) pin insulators, spool insulators, s ANSI, BS, AS, DIN standard porcelain/polymer (silicone ... rubber) pin insulators, spool insulators, shackle insulators, stay/strain insulators, (glass)suspension disc insulators ... to cooperate through normal trade, OEM tenders. Packing: Carton Glass Insulator