Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 450-3IN 45DEG SCH40 CSTL found under Elbow Pipe by Ati Ladish Llc. The National Stock Number assigned to this part is 4730013004103, 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 450-3IN 45DEG SCH40 CSTL.