Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TUB5306A found under Tube Assembly Metal by Worthington Compressors Inc. The National Stock Number assigned to this part is 4710010031129, 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 TUB5306A.