Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CE4-AS0619 found under Washer Flat by Flowserve Corporation. The National Stock Number assigned to this part is 5310014347329, 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 CE4-AS0619.