Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 29LFFL3816 found under Nut Self Locking Ex by Mac Lean Fogg Lock Nut Co. The National Stock Number assigned to this part is 5310014107849, 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 29LFFL3816.