Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number XOT-9050-3 found under Manifold Close Xduc by Xactex Corporation. The National Stock Number assigned to this part is 4920015193421, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like XOT-9050-3.