SMA Male Crimp Connector Key Features SMA plug Gold plated pin, body & ferrule (not pictured) Suits 2.5mm diameter cables such as RG174, RG316, and LMR100 Usage A crimp connector is used to terminate the end of a coaxial cable to allow connection to an RF device or antenna Each series of connector differs by method of connection, size, and electrical properties, allowing a technician to select a connector to best match the intended purpose Most crimp connectors consist of three components - the connector body, pin/socket, and crimping ferrule Terminating a coaxial cable with a crimp connector requires three tools - a wire stripper/cutter, soldering iron, and hex crimp You can find instructional videos on crimping most connectors on YouTube. Crimp Hex Die Sizing RG316/RG174 - 0.128" RG58/LMR195 - 0.213" LMR400/RG8 - 0.429"