Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 381 3000LB 1-4IN found under Tee Pipe by Newdell Company The. The National Stock Number assigned to this part is 4730010297977, 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 381 3000LB 1-4IN.