Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2307443W found under Valve Assembly Manifold by Allied Systems Company. The National Stock Number assigned to this part is 4820015849687, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2307443W.