Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 100350 9000 042 found under Washer Flat by Mbda Incorporated. The National Stock Number assigned to this part is 5310992640140, 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 100350 9000 042.