5340-00-149-7580 (2A0324)
NSN 5340-00-149-7580 (NIIN 00-149-7580) is a nut and bolt retainer in Federal Supply Class 5340, Hardware, Commercial — an item designed to fit over and hold a nut or bolt head to prevent it from turning. Manufacturer part number 2A0324 (Caterpillar Inc, CAGE 11083); also referenced as 2A324 (Caterpillar Inc).
NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $5.25 gov standard price.