Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1669-38-7PC4 found under Bearing Half Sleeve by Bethlehem Steel Corp. The National Stock Number assigned to this part is 3120006296950, 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 1669-38-7PC4.