Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1008J found under Washer Cup by Intrupa Mfg Co. The National Stock Number assigned to this part is 5310001097788, 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 1008J.