Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40C1980-1 found under Tool Kit Microwave Drawer by Logus Manufacturing Corp. The National Stock Number assigned to this part is 5180005103776, and the Federal Supply Class is 5180 Sets Kits And Outfits Of Hand Tools. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 40C1980-1.