Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 523-5256781 PIECE 79 found under Bushing Sleeve by Conagra Grocery Products Company. The National Stock Number assigned to this part is 3120011600805, 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 523-5256781 PIECE 79.