The Headset-Microphone, cataloged under National Stock Number 5965-00-997-5764, 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 Department of State Health Services. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5965-00-997-5764 |
| Primary Part Number | NMN6009B |
| Item Name | Headset-Microphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | Department of State Health Services |
| Status | ACTIVE |
| Microphone Element Type | DYNAMIC |
| Mounting Method | SUSPENDED ON HEADBAND EARPHONE |
| Microphone Mounting Facility | ADAPTER FASTENED TO LEFT SIDE OF HEADBAND |
| Earphone Quantity | 2 |
| Output Level Rating | 67 DB BELOW 1 MW AT 10 DYNE PER CM SQ DB |
| Connector to Junction Cord Length | 6.000 FEET FT |
| Impedance Rating | 150.0 OHMS NOMINAL |
| Earphone Element Type | DYNAMIC |
| Frequency Rating | 0.2 KILOHERTZ MINIMUM AND 5.0 KILOHERTZ MAXIMUM |
| Earphone Impedance Rating | 150.0 OHMS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| NMN6009B PRIMARY | Department of State Health Services (USA) |
| Reference | Meaning |
|---|---|
| NMN6009A | 5/9 Secondary reference Department of State Health Services Dba Use CAGE Code 01wr9 for Cataloging |
NSN 5965-00-997-5764 is a Headset-Microphone, manufactured by Department of State Health Services, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-00-997-5764 has 1 manufacturer part number on file: NMN6009B (Department of State Health Services).
Key specifications for NMN6009B: Microphone Element Type: DYNAMIC; Mounting Method: SUSPENDED ON HEADBAND EARPHONE; Microphone Mounting Facility: ADAPTER FASTENED TO LEFT SIDE OF HEADBAND; Earphone Quantity: 2. 10 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.