Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40TAL 4IN found under Tee Flange by Ever Tite Coupling Co Inc. The National Stock Number assigned to this part is 4730013104686, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 40TAL 4IN.