Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 45043 found under Tubing Nonmetallic by Stone Bennett Corporation. The National Stock Number assigned to this part is 4710011885890, 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 45043.