Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 400-0052-005 found under by Alliedsignal Inc. The National Stock Number assigned to this part is 5826011253941, and the Federal Supply Class is 5826 Radio Navigation Equipment Airborne. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 400-0052-005.