Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DURIR0ND0UBLEY found under Y Branch Double by Duriron Co Inc. The National Stock Number assigned to this part is 4730000794119, 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 DURIR0ND0UBLEY.