Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 98000631 found under Runner Uhmwpe by Ryerson Joseph T And Son Inc. The National Stock Number assigned to this part is 5140014914622, and the Federal Supply Class is 5140 Tool And Hardware Boxes. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 98000631.