Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GRADE10 found under Tape Parchment Paper by Okonite Co Inc The. The National Stock Number assigned to this part is 9310002739694, and the Federal Supply Class is 9310 Paper And Paperboard. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GRADE10.