The Headset-Microphone, cataloged under National Stock Number 5965-01-121-0580, is classified within Federal Supply Class 5965 (Headsets, Handsets, Microphones and Speakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-01-121-0580 |
| Item Name | Headset-Microphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Status | ACTIVE |
| FSC Application Data | HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS |
| Microphone Element Type | CARBON |
| Microphone Mounting Facility | BOOM ADAPTER ON LEFT SIDE OF HEADBAND |
| Earphone Identifying Number | 109970-54 PART NO. |
| Earphone Quantity | 2 |
| Connector Identifying Number | 60524 TYPE NO. |
| Impedance Rating | 30.0 OHMS NOMINAL |
| Earphone Element Type | MAGNETIC |
| Connector Name | PLUG |
| Earphone Controlling Agency | ROANWELL CORPORATION |
| Earphone Impedance Rating | 300.0 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 |
| Reference | Meaning |
|---|---|
| 490-142-001-694 | 3/2 Design control — primary reference U.S. Government activity |
| 116820-690 | 5/9 Secondary reference U.S. Government activity |
NSN 5965-01-121-0580 is a Headset-Microphone, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
Key specifications for 5965-01-121-0580: FSC Application Data: HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS; Microphone Element Type: CARBON; Microphone Mounting Facility: BOOM ADAPTER ON LEFT SIDE OF HEADBAND; Earphone Identifying Number: 109970-54 PART NO.. 11 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.