RF connector dust cap SC2183 from Fairview Microwave is constructed with a TNC connection and has a female gender. This TNC female dust cap is designed as shorting and the body is nickel plated to ensure its durability. The shorting TNC connector cap from Fairview Microwave is in-stock for same day shipment.RF dust caps are essential for precision connectors to protect them from dust, corrosion and other potential damage especially when using on test and measurement equipment. Some RF connector cap models are designed with a chain to prevent loss or misplacement. Internal shorting connector cap models are available and help to protect equipment from a spike in current commonly caused by ESD (Electro Static Discharge).