The Earphone, cataloged under National Stock Number 5965-00-160-7173, is classified within Federal Supply Class 5965 (Headsets, Handsets, Microphones and Speakers) of the Electrical and Electronic Equipment Components group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-00-160-7173 |
| Item Name | Earphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Acoustic Sensitivity Reference Rating | NOT RATED |
| Body Style | EARPHONE, CIRCULAR |
| Terminal Type | TAB, SOLDER LUG |
| Overall Diameter | 2.375 INCHES NOMINAL IN |
| Connector Manufacturer Part Number | SC-D-1974-D |
| Impedance Rating in Ohms | 256.0 NOMINAL |
| Terminal Location | INTERNAL |
| Connector Manufacturer Code | 80063 |
| Earphone Overall Depth | 1.625 INCHES NOMINAL IN |
| Earphone Element Type | MAGNETIC |
| Shell Material | ALUMINUM 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 |
|---|---|
| SCD1974DTYPER22 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5965-00-160-7173 is a Earphone, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
Key specifications for 5965-00-160-7173: Terminal Quantity: 2; Acoustic Sensitivity Reference Rating: NOT RATED; Body Style: EARPHONE, CIRCULAR; Terminal Type: TAB, SOLDER LUG. 12 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.