Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2322 found under Washer Flat by Bastian Blessing Co Inc. The National Stock Number assigned to this part is 5310005995919, 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 2322.