5310-01-563-2152 (10025217)
NSN 5310-01-563-2152 (NIIN 01-563-2152) is a lock washer in Federal Supply Class 5310, Nuts And Washers — a washer, usually round, with a centrally-located hole. Manufacturer part number 10025217 (General Dynamics Land Systems -, CAGE 1EFH8); also referenced as 39729 (Barnes Group Inc.).
NIIN assigned May 2008; DEMIL A (none required); ESD/EMI-sensitive; unit of issue EA (each), $0.53 gov standard price; export Schedule B 8710.00.0090; ships at 0.001 lb / 0 cu ft.