Hellermanntyton fittings for metallic conduit and metallic overbraid scsb fm hellermann tyton 166 34600 the hellermanntyton 166 34600 scsb12 is a metallic conduit connector with a fixed external thread from the scsb fm series the fitting comprises of two parts the shell and the body the m16 connector has been manufactured from nickel plated brass hellermanntyton 166 34600 scsb12 fm m16 conduit fitting m16 102mm