Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N400PC4 found under Stem Valve by Hunt Valve Company Inc. The National Stock Number assigned to this part is 4820000097461, 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 N400PC4.