Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAS74A3-010 found under Bushing Sleeve by Boeing Aircraft. The National Stock Number assigned to this part is 5365016276827, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NAS74A3-010.