Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 617-12-03 found under Clamp Assembly Electrode Demineralizer by Ge Ionics Inc. The National Stock Number assigned to this part is 4610004758209, and the Federal Supply Class is 4610 Water Purification Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 617-12-03.