Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 52165DX found under Bearing Connecting by American Telephone And Telegraph Co. The National Stock Number assigned to this part is 2815003495169, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 52165DX.