Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E9AR101-008 found under Nut Plain Extended by Optex Systems Inc. The National Stock Number assigned to this part is 5310014340062, 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 E9AR101-008.