This 75 Ohm BNC female to female feed thru bulkhead coupler provides the ability to pass a coaxial connection through a panel or bulkhead utilizing a standard .470" single D mounting hole. A common use for this device is to create a connection point on either side of a wall or other obstruction. Features Single D bulkhead design for panel mounting Complete with nut, gasket and lockwasher mounting hardware Gold plated center contact for reduced signal loss Nickel plated body for enhanced corrosion resistance Provides 75 Ohm signal feed-thru for two BNC male interface devices Application Coax retrofit applications Coaxial Extension Coaxial interface conversion OEM coax applications Warning WARNING: This product can expose you to chemicals including phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.p65warnings.ca.gov