Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 007M1QT-2.0IN found under Valve Check by Watts Regulator Co. The National Stock Number assigned to this part is 4820015244448, 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 007M1QT-2.0IN.