Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 985 M18X2 5 found under Nut Self Locking He by Metric And Multistandard Components. The National Stock Number assigned to this part is 5310010719983, 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 985 M18X2 5.