Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NF41511-231 found under Nut Special by Foster Wheeler North America Corp. The National Stock Number assigned to this part is 5310004196510, 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 NF41511-231.