Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BACT16AY060404D found under Tee Tube by The Boeing Company. The National Stock Number assigned to this part is 4730010405533, 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 BACT16AY060404D.