Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AT 8001 found under Clamp Focus Lens by Advanced Technologies Inc. The National Stock Number assigned to this part is 6230014937023, and the Federal Supply Class is 6230 Electric Portable And Hand Lighting Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AT 8001.