Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ELPIPE90TY304 NPT INT) 1 IN found under Elbow Pipe by Harsco Corporation. The National Stock Number assigned to this part is 4730005772550, 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 ELPIPE90TY304 NPT INT) 1 IN.