Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2006404-303 found under Bushing Sleeve by Western Precision Inc. The National Stock Number assigned to this part is 3120010573213, 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 2006404-303.