Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8223606-2 found under Nut Self Locking Hexagon by San Antonio Air Logistics Center. The National Stock Number assigned to this part is 5310012939553, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8223606-2.