L17D20419EX is a connector locking kit designed for securing multiple connectors in electronic assemblies. The kit contains components manufactured from steel with tinned protection to ensure corrosion resistance and durability. It features #4-40 threaded inserts for size E.A.B.C. connectors, with the kit providing locking mechanisms for 5 connectors (2 lockings required per connector). The product is RoHS compliant and manufactured by Amphenol Socapex, meeting industrial standards for reliability. This kit is commonly used in aerospace, defense, and commercial applications where secure connector retention is critical.