Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DIN 937 8M 18X1 5 found under Nut Plain Castellated Hexagon by Tadiran Communications Ltd. The National Stock Number assigned to this part is 5310012889874, 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 DIN 937 8M 18X1 5.