5310-01-446-2117 (11153)
NSN 5310-01-446-2117 (NIIN 01-446-2117) is a lock washer in Federal Supply Class 5310, Nuts And Washers — a washer, usually round, with a centrally-located hole. Manufacturer part number 11153 (Briskheat Corporation, CAGE 90411); also referenced as 1362ADX (Airdale Express LLC); 1362 (Federal Screw Products, Inc.).
NIIN assigned June 1997; DEMIL A (none required); unit of issue EA (each), $1.44 gov standard price.