Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LPVLV4683V1500 found under Valve Ball by Proconex Inc. The National Stock Number assigned to this part is 4820013742457, 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 LPVLV4683V1500.