Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ED453-003 found under Body Valve by Haldex Brake Products Corporation. The National Stock Number assigned to this part is 4820121697002, 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 ED453-003.