5985-01-283-2130 (5010-6)
NSN 5985-01-283-2130 (NIIN 01-283-2130) 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 5010-6 (Cinch Connectivity Solutions Inc, CAGE 34078); also referenced as SC400258-1 (Bae Systems Integrated System).
Key specs: 1 to 2 gigahertz radio frequency; 20 power loss in decibels; full characteristics table below. NIIN assigned July 1988; DEMIL A (none required); export Schedule B 8529.10.9000.