Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1N449636012 found under Washer Flat by Fisher Controls Co Inc. The National Stock Number assigned to this part is 5310012040213, 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 1N449636012.