Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10017959 found under Adapter Straight Pipe To Tube by Mil Cots Corporation. The National Stock Number assigned to this part is 4730015074854, 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 10017959.