Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 43N2834 137 found under Nut Plain Castellat by Navair And Navsea Managed. The National Stock Number assigned to this part is 5310001993054, 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 43N2834 137.