5310-01-233-2001 (01029210)
NSN 5310-01-233-2001 (NIIN 01-233-2001) is a spring tension washer in Federal Supply Class 5310, Nuts And Washers — a bent spring metal washer with a centrally located hole. Manufacturer part number 01029210 (Kidde Fire Fighting, Inc., CAGE 11939); also referenced as 2BV558 (Oshkosh Defense LLC).
NIIN assigned May 1986; DEMIL A (none required); unit of issue EA (each), $4.00 gov standard price; ships at 0.05 lb / 0.004 cu ft.