Hellermanntyton metallic conduit fittiings with metallic overbraid pcsb fm hellermann tyton 166 33809 the hellermanntyton 166 33809 pcsb16 is a conduit fitting with an pg11 fixed external thread for metallic conduit from the pcsb fm series the fitting comprises of two parts the shell and the body the connector has been manufactured from nickel plated brass hellermanntyton 166 33809 pcsb16 fm pg11 conduit fitting ip54 pg11 13mm