5821-01-123-1600 (AM-6798AN/ARC174V)
5821-01-123-1600 is equivalent to manufacture part number 787-6781-005. It is a amplifter-coupler and is classified under Federal Supply Class 5821 (5821 - Radio and Television Communication Equipment, Airborne), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 5821 - Radio and Television Communication Equipment, Airborne and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.