5965-01-735-8408 (HS3442)
NSN 5965-01-735-8408 (NIIN 01-735-8408) is a headset-microphone in Federal Supply Class 5965, Headsets, Handsets, Microphones And Speakers — an item consisting of a headset, electrical and a microphone (as modified) mounted on or supported from the head. Manufacturer part number HS3442 (David Clark Company Incorporated, CAGE 71483).
Key specs: 300 ohms nominal earphone impedance; full characteristics table below. NIIN assigned January 2026; DEMIL A (none required); ESD/EMI-sensitive; export Schedule B 8518.90.3000.