4010-00-449-5423 (2184258)
NSN 4010-00-449-5423 (NIIN 00-449-5423) is an end chain link in Federal Supply Class 4010, Chain And Wire Rope — a metal loop in various shapes and styles other than circular, forged or welded in one piece, usually used on the end of an item for attaching other parts. Manufacturer part number 2184258 (General Motors LLC, CAGE 7X677).
NIIN assigned January 1963; DEMIL A (none required).