The Headset,electrical, cataloged under National Stock Number 5965-01-065-5544, 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 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-01-065-5544 |
| Primary Part Number | 12507G-25 |
| Item Name | Headset,electrical |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | David Clark Co Inc Div David Clark Company, Inc. |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Acoustic Sensitivity Reference Rating | NOT RATED |
| Body Style | HEADSET, COVERED |
| Terminal Type | SETSCREW |
| Input Terminal Type | CONNECTOR, PLUG |
| Mounting Method | DIAMETRICALLY OPPOSED HOLES IN OUTSIDE PERIPHERY OF CASE EARPHONE |
| Frequency Response Range in Hertz | +100.0 TO 7000.0 |
| Headset Overall Width | 6.250 INCHES NOMINAL IN |
| Connector Manufacturer Part Number | 9000-S6502F74117,TYPE H-29B |
| Impedance Rating in Ohms | 600.0 NOMINAL |
| Covering Material | PLASTIC VINYL HEADBAND |
| Terminal Location | INTERNAL |
| Earphone Quantity | 2 |
| Connector Manufacturer Code | 80064 |
| Headset Connecting Cord Termination Location | AT WEARERS RIGHT |
| Channel Monitor Capability | SINGLE CHANNEL |
| Headset Overall Depth | 3.440 INCHES NOMINAL IN |
| Headset Cord Length | 78.0 INCHES NOMINAL IN |
| Earphone Element Type | DYNAMIC |
| Earphone Interconnection Arrangement | SERIES |
| Headband Type | ADJUSTABLE DOUBLE BAND |
| Headset Overall Height | 9.060 INCHES NOMINAL IN |
| Shell Material | PLASTIC EARPHONE |
| 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 |
|---|---|
| 909710-1 | Raytheon Company Dba Raytheon Co (USA) |
| 12507G-25 PRIMARY | David Clark Co Inc Div David Clark Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 909710-1 | 5/9 Secondary reference Raytheon Company Div Corp |
| GM909710-1 | 3/9 Design control — primary reference Murdock Corp |
NSN 5965-01-065-5544 is a Headset,electrical, manufactured by David Clark Co Inc Div David Clark Company, Inc., classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-065-5544 has 2 manufacturer part numbers on file: 909710-1 (Raytheon Company Dba Raytheon Co), 12507G-25 (David Clark Co Inc Div David Clark Company, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5910-01-084-6223. Verify interchangeability with system specifications before substitution.
Key specifications for 12507G-25: Terminal Quantity: 2; Acoustic Sensitivity Reference Rating: NOT RATED; Body Style: HEADSET, COVERED; Terminal Type: SETSCREW. 23 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.