5965-00-871-2678 (10043592)
NSN 5965-00-871-2678 (NIIN 00-871-2678) is an electrical headset in Federal Supply Class 5965, Headsets, Handsets, Microphones And Speakers — an item consisting of one or two earphones with a connecting cord and with or without a headband. Manufacturer part number 10043592 (Us Army Aviation And Missile Command, CAGE 18876); also referenced as 200B003-14 (Telephonics Corp).
Key specs: 600 nominal impedance in ohms; 100 to 7000 frequency response range in hertz; full characteristics table below. NIIN assigned October 1967; DEMIL A (none required); export Schedule B 8518.90.3000.