Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number XND16X8 found under Valve Angle by Hobart Corporation. The National Stock Number assigned to this part is 4820001280742, 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 XND16X8.