Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P44SXS1180BT found under by Motorola Inc. The National Stock Number assigned to this part is 5820013562289, and the Federal Supply Class is 5820 Radio And Television Communication Equipment Except Airborne. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P44SXS1180BT.