66590-1 is a Type VI Multimate loose piece socket contact designed for use with G Series modular connectors. This contact is engineered for 18-16 AWG (0.8-1.4 mm²) wire sizes with an insulation diameter range of 0.080-0.100 inches (2.03-2.54 mm) and features a tin (A) contact finish. The contact size is 16 with a pin diameter of 0.062 inches (1.57 mm) and is rated for a test current of 13 amperes. Constructed from copper alloy material, this socket contact is suitable for applications requiring reliable electrical connections in modular connector systems.