Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D98472-632 found under Nut Sheet Spring by A Raymond Tinnerman Manufacturing. The National Stock Number assigned to this part is 5310003379644, 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 D98472-632.