Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 199-000-0007 found under Nut Plain Round by Leica Geosystems Inc. The National Stock Number assigned to this part is 5310003789441, 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 199-000-0007.