Hellermanntyton fittings for metallic conduit and metallic overbraid scsb fm hellermann tyton 166 34607 the hellermanntyton 166 34607 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 pg9 connector has been manufactured from nickel plated brass hellermanntyton 166 34607 scsb12 fm pg9 conduit fitting pg9 102mm