Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F1407-7-7-4 found under Bushing Sleeve by Fruehauf Corp. The National Stock Number assigned to this part is 3120006628500, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like F1407-7-7-4.