Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAP34PC8 found under Diaphragm Valve Flat by Atlas Valve Co. The National Stock Number assigned to this part is 4820000359673, 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 NAP34PC8.