The Earphone Element, cataloged under National Stock Number 5965-00-313-9049, 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 The Dewey Electronics Corporation Div Pitometer Log Division. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-00-313-9049 |
| Primary Part Number | K706C |
| Item Name | Earphone Element |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | The Dewey Electronics Corporation Div Pitometer Log Division |
| Status | ACTIVE |
| Acoustic Sensitivity Reference Rating | NOT RATED |
| Body Style | EARPHONE ELEMENT, CIRCULAR |
| Overall Diameter | 1.750 INCHES NOMINAL IN |
| Impedance Rating in Ohms | 6700.0 NOMINAL |
| Reference Frequency in Hertz | 130.71 |
| Earphone Element Depth | 1.813 INCHES NOMINAL IN |
| Earphone Element Type | MAGNETIC |
| 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 |
|---|---|
| K706C PRIMARY | The Dewey Electronics Corporation Div Pitometer Log Division (USA) |
| K706CALT1 | The Dewey Electronics Corporation Div Pitometer Log Division (USA) |
| 18-12ITEM55 | The Dewey Electronics Corporation Div Pitometer Log Division (USA) |
| Reference | Meaning |
|---|---|
| NM872 | 5/9 Secondary reference National Metalcrafters Inc |
| BB57S65-931PC18 | 5/2 Secondary reference U.S. Government activity |
NSN 5965-00-313-9049 is a Earphone Element, manufactured by The Dewey Electronics Corporation Div Pitometer Log Division, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-00-313-9049 has 3 manufacturer part numbers on file: K706C (The Dewey Electronics Corporation Div Pitometer Log Division), K706CALT1 (The Dewey Electronics Corporation Div Pitometer Log Division), 18-12ITEM55 (The Dewey Electronics Corporation Div Pitometer Log Division).
Key specifications for K706C: Acoustic Sensitivity Reference Rating: NOT RATED; Body Style: EARPHONE ELEMENT, CIRCULAR; Overall Diameter: 1.750 INCHES NOMINAL IN; Impedance Rating in Ohms: 6700.0 NOMINAL. 7 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.