Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number IR6001BK6PXX4PR2 found under Valve Regulating Fluid Pressure by Nt Sales. The National Stock Number assigned to this part is 4820013655251, 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 IR6001BK6PXX4PR2.