5315-01-337-6590 (1002191)
NSN 5315-01-337-6590 (NIIN 01-337-6590) is a machine key in Federal Supply Class 5315, Nails, Machine Keys, And Pins — a metallic item, usually square or rectangular in cross section, usually longer in relation to its width and thickness, with or without a head. Manufacturer part number 1002191 (Ships Machinery International, Inc., CAGE 32862); also referenced as 6885-32-18-110 (Metric And Multistandard Components).
NIIN assigned April 1991; DEMIL A (none required); unit of issue EA (each), $29.26 gov standard price.