5965-01-737-4604 (S H100-PTT/USB)
NSN 5965-01-737-4604 (NIIN 01-737-4604) is a handset in Federal Supply Class 5965, Headsets, Handsets, Microphones And Speakers — a hand-held device in which are inclosed a telephone type earphone and a telephone type microphone. Manufacturer part number S H100-PTT/USB (Secure Headset Group, LLC, CAGE 9J7F3).
Key specs: 700 minimum and 1300 maximum DC resistance in ohms; 0.5 mA nominal operating current; full characteristics table below. NIIN assigned February 2026; DEMIL A (none required); ESD/EMI-sensitive; unit of issue EA (each), $225.00 gov standard price; export Schedule B 8518.90.3000.