Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1HVA-AF-0000-S0002 found under Valve Globe by Bae Systems Electronics Limited Div Underwater Systems Division. The National Stock Number assigned to this part is 4820015662202, 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 1HVA-AF-0000-S0002.