Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40D371-10D found under Connector Multiple Fluid Pressure Line by Collins Engineering Corp. The National Stock Number assigned to this part is 4730004887665, 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 40D371-10D.