Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number Y00015464 found under Valve Lift Check by Soframe. The National Stock Number assigned to this part is 4820016230018, 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 Y00015464.