Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number XND16X6 found under Valve Vacuum Breaki by Hobart Corporation. The National Stock Number assigned to this part is 4820011620083, 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 XND16X6.