350793-3 is a long tail pin header designed for use in 5.0 mm Power Key Connector (5.0 PKC) wire-to-board applications. This 4-circuit header features duplex plating with a minimum of 0.000030 inch (0.000762 mm) gold in the mating area and matte tin on the solder tail end over a minimum 0.000050 inch (0.00127 mm) nickel underplate. The connector has a 5.0 mm contact centerline and is designed for use with 0.125 inch (3.18 mm) thick PC boards. It mates with Universal MATE-N-LOK II plug housing 770019-1 and features UL94V-0 flammability rating. Common applications include power circuits in home appliances, particularly gas appliances, where reliable wire-to-board connections are required.