Hellermanntyton fittings for metallic conduit and metallic overbraid scsb fm hellermann tyton 166 34611 the hellermanntyton 166 34611 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 pg29 connector has been manufactured from nickel plated brass hellermanntyton 166 34611 scsb32 fm pg29 conduit fitting pg29 281mm