Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 370-02-602 found under Nut Plain Hexagon by Hydro Electronic Devices Inc. The National Stock Number assigned to this part is 5310014590776, 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 370-02-602.