Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F6D4K01 found under Cover Air Intake by Greenlees Filter Llc. The National Stock Number assigned to this part is 2940004514761, and the Federal Supply Class is 2940 Engine Air And Oil Filters Strainers And Cleaners Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like F6D4K01.