Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MR 11218 found under Washer Flat by Dgs And E Tig Irc. The National Stock Number assigned to this part is 5310999633460, 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 MR 11218.