The Headset-Microphone, cataloged under National Stock Number 5965-01-304-7179, is classified within Federal Supply Class 5965 (Headsets, Handsets, Microphones and Speakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-01-304-7179 |
| Primary Part Number | 1332891-1 |
| Item Name | Headset-Microphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| FSC Application Data | HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS |
| Unpackaged Unit Weight | 19.000 OUNCES NOMINAL OZ |
| Mounting Method | SUSPENDED ON ADJUSTABLE HEADBAND OR SUSPENDED ON HEADBAND EARPHONE |
| Microphone Mounting Facility | BOOM ATTACHED TO HEADBAND |
| Criticality Code Justification | AFYY AND ACZB |
| Earphone Quantity | 1 |
| Connector to Junction Cord Length | 15.000 FEET FT |
| Impedance Rating | 150.0 OHMS NOMINAL |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 12.0 KILOHERTZ MAXIMUM |
| Connector Name | PLUG |
| Earphone Controlling Agency | AEROJET ELECTROSYSTEMS COMPANY |
| Earphone Impedance Rating | 600.0 OHMS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1332891-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 18091-1 | 5/9 Secondary reference Telegenix Inc Dba Telegenix |
NSN 5965-01-304-7179 is a Headset-Microphone, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-304-7179 has 1 manufacturer part number on file: 1332891-1 (Northrop Grumman Systems Corporation).
Key specifications for 1332891-1: FSC Application Data: HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS; Unpackaged Unit Weight: 19.000 OUNCES NOMINAL OZ; Mounting Method: SUSPENDED ON ADJUSTABLE HEADBAND OR SUSPENDED ON HEADBAND EARPHONE; Microphone Mounting Facility: BOOM ATTACHED TO HEADBAND. 12 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.