Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WVTB-70-1-80MM PN2 found under Body Valve by Naf Ab. The National Stock Number assigned to this part is 4820014258214, 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 WVTB-70-1-80MM PN2.