Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4397-32-3-1-2 found under Bearing Assembly Ro by Bethlehem Steel Corp. The National Stock Number assigned to this part is 2825001486726, and the Federal Supply Class is 2825 Steam Turbines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4397-32-3-1-2.