Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A047900002 found under Valve Gauge Isolation by Dk Manufacturing Llc. The National Stock Number assigned to this part is 4820011584215, 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 A047900002.