Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R2003461-BK00 found under Nut Self Locking He by Denel Vehicle Systems. The National Stock Number assigned to this part is 5310015815992, 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 R2003461-BK00.