Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 412820 found under Guard Assembly Blade by Graybar International Inc. The National Stock Number assigned to this part is 2540015506532, and the Federal Supply Class is 2540 Vehicular Furniture And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 412820.