Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B09-0064C-14MY 9570-454 found under Valve Gate by Velan Inc. The National Stock Number assigned to this part is 4820011450963, 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 B09-0064C-14MY 9570-454.