Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5900694 found under Adapter Straight Tube To Boss by Hamilton Sundstrand Corporation. The National Stock Number assigned to this part is 4730002706241, 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 5900694.