5985-01-230-0516 (C11660-1)
NSN 5985-01-230-0516 (NIIN 01-230-0516) is a directional coupler in Federal Supply Class 5985, Antennas, Waveguides, And Related Equipment — an item specifically designed to be inserted into a transmission line, waveguide or coaxial transmission line to provide a suitable test outlet. Manufacturer part number C11660-1 (Lockheed Martin Corporation, CAGE 81755); also referenced as MDC 3228-21 (Coaxial Components Corp.).
Key specs: 7 to 12.4 gigahertz radio frequency; 2.2 power loss in decibels; full characteristics table below. NIIN assigned April 1986; DEMIL Q (Commerce Control List); unit of issue EA (each), $797.87 gov standard price; export Schedule B 8529.10.9000.