Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DSI-041505-1100LEA found under Case Centrifuge Microscope Reagents by Government Scientific Source Inc. The National Stock Number assigned to this part is 6545015303406, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DSI-041505-1100LEA.