Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2116-72-1110 found under by Universal Avionics Systems Corp. The National Stock Number assigned to this part is 5826016013945, 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 2116-72-1110.