Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HB5E103 found under Bearing Plain Rod End by U S Bearings And Drives Inc. The National Stock Number assigned to this part is 3120005542290, 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 HB5E103.