Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number T99273 found under Pipe Metallic by Tbg Inc. The National Stock Number assigned to this part is 4710004280574, 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 T99273.