Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4679-4600-25X46 found under Gear Set Spur Match by Mcnally Industries Llc. The National Stock Number assigned to this part is 3020009804856, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4679-4600-25X46.