The Headset-Microphone, cataloged under National Stock Number 5965-01-415-7077, 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 David Clark Co Inc Div David Clark Company, Inc.. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-01-415-7077 |
| Primary Part Number | 40490G-01 |
| Item Name | Headset-Microphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | David Clark Co Inc Div David Clark Company, Inc. |
| Status | ACTIVE |
| Controlling Agency | 28815 |
| Microphone Element Type | DYNAMIC |
| Mounting Method | SUSPENDED ON HEADBAND EARPHONE |
| Microphone Mounting Facility | BOOM ADAPTER ON LEFT SIDE OF HEADBAND |
| Earphone Quantity | 2 |
| Connector Identifying Number | 415 PART NO. |
| Connector to Junction Cord Length | 5.000 FEET FT |
| Impedance Rating | 150.0 OHMS NOMINAL |
| Connector Controlling Agency | 82389 |
| Earphone Element Type | DYNAMIC |
| Frequency Rating | 100.0 HERTZ MINIMUM AND 6000.0 HERTZ MAXIMUM |
| Connector Name | TELEPHONE PLUG |
| 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 |
|---|---|
| 40490G-01 PRIMARY | David Clark Co Inc Div David Clark Company, Inc. (USA) |
| 16-191452-1 | Northrop Grumman Systems Corporation (USA) |
NSN 5965-01-415-7077 is a Headset-Microphone, manufactured by David Clark Co Inc Div David Clark Company, Inc., classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-415-7077 has 2 manufacturer part numbers on file: 40490G-01 (David Clark Co Inc Div David Clark Company, Inc.), 16-191452-1 (Northrop Grumman Systems Corporation).
Key specifications for 40490G-01: Controlling Agency: 28815; Microphone Element Type: DYNAMIC; Mounting Method: SUSPENDED ON HEADBAND EARPHONE; Microphone Mounting Facility: BOOM ADAPTER ON LEFT SIDE OF HEADBAND. 13 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.