Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1 2 007 QT found under Valve Assembly by Watts Regulator Co. The National Stock Number assigned to this part is 4820015738349, 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 1 2 007 QT.