5340-01-498-5080 (HP-593-562)
NSN 5340-01-498-5080 (NIIN 01-498-5080) is an expansion plug in Federal Supply Class 5340, Hardware, Commercial — a relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. Manufacturer part number HP-593-562 (Hubbard M D Spring Co Inc, CAGE 73287); also referenced as 1213 (Amw Cuyuna Engine Co. Inc).
NIIN assigned June 2002; DEMIL A (none required); unit of issue EA (each), $0.08 gov standard price; export Schedule B 8402.90.0090.