Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22163 ITEM 76 found under Tube Bent Metallic by Rix Industries. The National Stock Number assigned to this part is 4710016646939, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 22163 ITEM 76.