Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TM2070BX1 found under Ring Packing by Banner Industries Inc. The National Stock Number assigned to this part is 5365002169327, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TM2070BX1.