What is the difference in a plug and a receptacle?

Connector plugs and receptacles most commonly used for military aircraft were developed in the 1930s. They set the standard for the modern Military Standard (MIL-STD) and Military Specification (MIL-SPEC) connectors. One of the biggest challenges in assembling electrical harnesses is providing the correct connector plugs and receptacles for each reference designator of an electrical harness. Learn more about their differences here: https://www.interconnect-wiring.com/blog/what-is-the-difference-in-a-plug-and-a-receptacle/.