Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N790PC16 found under Diaphragm Valve Fla by Grove Valve Operations. The National Stock Number assigned to this part is 4820009501781, 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 N790PC16.