The coil heater part number is SSTC-32-90, or it is also known as CL50-045D.  The coil heater inner diameter is 0.500", and the coil heater length is 4.625".  The electric coil heater leads are 36" long with stainless steel overbraid.  The electric heating coil also comes with a type J thermocouple and is ungrounded. The coil heater is made for 240 volts and 300 watts.  This Viper coil heater has a .13" by .13" square cross section. The lead orientation of the coil heater must be specified when placing an order.  This coil heater comes with a CL2 lead orientation.