An SMA connector is a sub-miniature caoxial connector used in RF applications. SMA connectors are threaded for a secure connection. All SMA connectors are 50 Ohm connectors and come in male and female variations, as well as reverse polarity.
RF INDUSTRIES SMA male connector for RG58/U, 58A/U, 58C, 141, 141A, 400 and Ultralink cable. Also RG55, 142 & 223 with SKU# FER-10C1 ferrule. Solder center pin.