Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 31W-0045 found under Connector Multiple Fluid Pressure Line by Bae Systems Land And Armaments L P. The National Stock Number assigned to this part is 4730013111733, 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 31W-0045.