The 174401-2 is a double lock plate designed for the 21-position Multiple Interlock Connector (MIC) Mark II system, which is used in wire-to-wire applications. This component is manufactured from PET material with a black color and features a dimension B of 64.0 mm, providing secure locking functionality for the connector assembly. The double lock plate is engineered to work with the corresponding 21-position cap and plug housings, which are made from 66 nylon in natural color. This locking mechanism is essential for maintaining connector integrity and preventing accidental disconnection in demanding industrial and electronic applications where reliable connections are critical.