The Earphone, cataloged under National Stock Number 5965-01-159-0828, is classified within Federal Supply Class 5965 (Headsets, Handsets, Microphones and Speakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5965-01-159-0828 |
| Item Name | Earphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Status | ACTIVE |
| FSC Application Data | HEADSET-MICROPHONE |
| Terminal Quantity | 2 |
| Acoustic Sensitivity Reference Rating | 1 MILLIWATT PER 0.0002 SQ CENTIMETER |
| Body Style | EARPHONE, CIRCULAR |
| Terminal Type | SETSCREW |
| Input Terminal Type | SURFACE CONTACT SIGNAL |
| Overall Diameter | 1.984 INCHES NOMINAL IN |
| Mounting Method | DIAMETRICALLY OPPOSED HOLES IN OUTSIDE PERIPHERY OF CASE EARPHONE |
| Frequency Response Range in Hertz | +100.0 TO 5000.0 |
| Impedance Rating in Ohms | 600.0 NOMINAL |
| Terminal Location | EXTERNAL |
| Earphone Overall Depth | 0.906 INCHES NOMINAL IN |
| Earphone Element Type | DYNAMIC |
| 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 |
| Reference | Meaning |
|---|---|
| 020-530-001-000 | 5/2 Secondary reference U.S. Government activity |
| 020-530-001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5965-01-159-0828 is a Earphone, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
Key specifications for 5965-01-159-0828: FSC Application Data: HEADSET-MICROPHONE; Terminal Quantity: 2; Acoustic Sensitivity Reference Rating: 1 MILLIWATT PER 0.0002 SQ CENTIMETER; Body Style: EARPHONE, CIRCULAR. 14 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.